INDIAN INSTITUTE OF HANDLOOM TECHNOLOGY (I.I.H.T.), BARGARH(ORISSA)

Subtitle

    PERSPECTIVE EMPLOYERS TO THE OUTGOING BATCH 2014, MAY SEND THEIR REQUIREMENTS TO - [email protected]
           
Our Institute has been shifted to the following address: IIHT, Khedapali, Bhatli Road, Bargarh- 768030 (Odisha)  
DIPLOMA CERTIFICATES FOR APRIL, 2011 PASSED OUT STUDENTS READY WITH THE OFFICE - CONTACT OFFICE TO RECEIVE THE SAME'
Attention - time table for the annual diploma (practical examinations) - on notice board

Attention aspirants of admission to diploma course in IIHTs - criteria of admission in respect of marks & age - Relaxed from session 2012-13  - contact the office(06646-211004)/look forward for admission advertisement- and apply 

 

New state-wise seat allocation for admission in DHTT course during the academic session 2015 - 16

ODISHA                 -     20
MAHARASHTRA       -      13
CHHATISGARH         -     04
TELENGANA           -     08

 


In the News


     

    

                 NEW REVISED SYLLABUS W.E.F. 2009-2010 

    New syllabus for the "Dilpoma in Handloom and Textile Technology" (D.H.T.T.)is                introduced   from the First Year Batch (2009-10) - please see   

                                       CURRICULAM & SYLLABUS"

                                                                for details

MAGAZINES SUBSCRIBED FOR OUR LIBRARY:

 1. TEXINCON - QUARTERLY

 2. ASIAN DYER - BI-MONTHLY

 3. ASIAN TEXTILE JOURNAL - MONTHLY

 4. COLOURAGE - MONTHLY

 5. INDIAN JOURNAL OF FIBRE & TEXTILE RESEARCH - QUARTERLY

 6. INDIAN SILK - MONTHLY

 7. MAN MADE TEXTILE IN INDIA - MONTHLY

 8. MARG - QUARTERLY

 9. TEXTILE TRENDS - MONTHLY

 

 

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question papers - first term tests - IIHT,Bargarh- 2010-11

FIRST UNIT TEST (NOV-2010)

1st Year, D.H.T.T.

Indian Institute of Handloom Technology,

Bargarh – 768 028

 

Sub: Weaving Theory and Textile Calculation                             Time: 02 Hours

                                                                                                                        Full Marks: 25

 

 

1. A) Choose the best and Write?                                                                     [ ½ x 5 = 2 ½ ]

    

a)       Pulley reversing motion produces _______ shed

i) Centre closed            ii) Bottom closed   iii) Open shed

b)   One bundle of 10’s cotton yarn weighing 10 pounds, contain ________number 

       of hanks.

            i) 100   ii) 1000            iii) 10

c)   When the count number is increases, the thickness of yarn became finer in ____

            i) Indirect system          ii)   direct system           iii)   Universal system

d)    Beating up is ______ motion of loom

            i)    Primary      ii)   Secondary  iii)   Auxiliary

e)    The yarn for the Handloom Industry is available in the form of _____

            i)   Hank           ii)   cane           iii)   Cheese

 

B) Fill in the blanks                                                                                           [ ½ x 5 = 2 ½ ]

 

            i)    The conversion factor to convert English Cotton count to worsted system is ______

            ii)   Length units and weight units of Jute yarn are _______ & _______ respectively.

            iii)  The time taken for producing centre closed shed when compared to bottom closed 

                  shed is ________

            iv)  Take up of cloth is classified as a _________ motion

            v)   1 lb is equal to _________

 

2.                                                                                                                     [ 1 X 10 = 10 ]

 

i)                    What is the count of yarn? Write the name of different system of counting.

ii)                   What are the basic differences between positive shedding and negative shedding?

iii)                 Define the term warp and weft

iv)                 Mention important function of  reed

v)                  What is the function of Lam-Rod

vi)                 Name two different yarns using counting systems of Denier (Metric)

vii)               What are auxiliary motions of weavings?

viii)              Define term “Denting”

ix)                 Write down both length & weight units of  typp & woolen  Yorkshire respectively

x)                  Write any three type of Heald reversing motion.

 

 

 

P.T.O.

 

3.         What are the different basic motions of loom? Explain the passage of warp on loom with neat    sketch.                                                                                                                                         [ 2 ½ ]

OR

Write short notes on following (any three)

           

i)    Healds and its function      ii) Temple           iii) Heald –reversing motion

iv) Type of shuttle and their suitability.

 

4.         Explain the different type of sheds with neat sketches along with their advantages and disadvantages?                                                                                                                 [ 2 ½ ]

 

5.         The weight of 1000 meters of yarn is 10 grams, what is the count in following system     [ 2 ½ ]

 

           

            a)   Ne system              b) NF system               c) Worsted system        d) Linen system

 

                                                                        OR

            a)  if  30 yards of woolen yarn weight 60 grains, what is its count in woolen U.S.A. grain system?

            b)  Calculate the count of 260 yards of rayon, whose weight is 50 denier.

            c)  Find the length of 4 ounce, 11 dram of the thrown sick yarn whose count is 150 dram

 

6.         Derive the conversion factor of counting system from one system to another system        [ 2 ½ ]

 

i)                    Ne English system to new French

ii)                   Cotton English system to worsted system

 

OR

i)                    Denier Metric to denier English system

ii)                   Woolen U.S.A. grain to Dram system.

 

 

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FIRST UNIT TEST (NOV-2010)

 2nd Year, D.H.T.T.

Indian Institute of Handloom Technology,

Bargarh – 768 028

 

Sub: Weaving Theory and Textile Calculation                             Time: 02 Hours

                                                                                                                        Full Marks: 25

 

1.   (A)    Choose the correct answer                                                                            [ ½ x 5 = 2 ½ ]

 

               i)   For uniform dyeing in cane dyeing process the requirement of package is

              

                        a)  Hard cane   b) soft cane      c) bell shaped cane       d) Non

               ii)  Climax dobby is a

                        a)  Single lift dobby       b) Double lift dobby      c) No lifts dobby

               iii)  Count of yarn is inversely proportional to its diameter in indirect system.

                        a) True                         b) False

               iv)  Counter shaft is used for

                        a)  Plain weave             b) Twill weaves            c) Dobby shedding

               v)  Bevel wheels are used to transmit motion to _______ shaft to each.

                        a)  Parallel        b) Perpendicular

 

       (B)   Fill in the blanks                                                                                             [ ½ x 5 = 2 ½ ]

 

i)                    In reed calculation, Bradford system means _______dents per _____ inches.

ii)                   Black beams are used in _______ sizing M/C

iii)                 Eceles drap box motion a kind of _________ motion.

iv)                 The conversion factor to convert English cotton count to worsted system is _________

v)                  If the motion is transmite to parallel shaft then _________ wheels are used.

 

2.            Answer the following question in brief.                                                            [ 1 X 10 = 10 ]

 

i)                    What’s the object of take up motion?

ii)                   Defined Positive shedding and Negative shedding.

iii)                 What is drawing in process and denting process

iv)                 Defined conventional picking and Un conventional picking.

v)                  When a loom is called semi- automatic?

vi)                 What is dobby?

vii)               Defined term tappet and cam.

viii)              Write formula for calculating efficiency

ix)                 Write formula for calculating Un sized count in both Ne system and tex system.

x)                  Write a formula for calculating speed for driven wheels if number of driven and driver wheels are used.

 

3.            Describe with a neat sketch working of any one Handloom dobby                  [ 2 ]

 

 

 

P.T.O.

4.         Compare under pick (Side lever) and over pick motion of a power loom. With a neat sketch,

            explain the working of any one motion of above in a power loom.                                                [ 2 ]

 

OR

Define eccentricity of sley, with neat sketch explain the working of crank and crank arm beat up mechanism.

 

5.         A flat pulley ‘A’ of 21 cm diameter is driven from another flat pulley B which rotates of 500 R.P.M. by means of belt. The R.P.M. of driven pulley is 1000 after allowing 4.756% loss of speed due to slippage. Calculate the diameter of ‘B’ assuming the thickness of best is negligible.  [ 2 ]              

 

 

6.         (i)  The wt of yarn on 100 bobbin was found to be 99 lbs. the amounting of waste made during winding was 1 lb. found the length of yarn required for each bobbin assuming the count of yarn to

            Be 30’S cotton.                                                                                                                           [ 2 ]

 

(ii) Calculate the time required for winding 3021 Hanks of 20’s cotton yarn an a pirn winder with 10 spindles. Calculate rate of winding per minutes is 441 yards. Assume the efficiency as 80%.                                                                                                                                                           [ 2 ]

 

 

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FIRST UNIT TEST (NOV-2010)

 1st  Year, D.H.T.T.

Indian Institute of Handloom Technology,

Bargarh – 768 028

 

Sub: Chemistry Practice                                                                                    Time: 02 Hours

                                                                                                                        Full Marks: 25

 

1.         Estimate the amount of Sodium Carbonate present in 400 ml of the solution, you are supplied with a solution of sodium hydroxide containing 4.1 gms, in one litre and an approximately decinormal solution of hydrochloric acid.

 

2.         Estimate the amount of Sodium Hydroxide present in 500 ml of the solution. You are supplied with a solution of Sodium Carbonate containing 5.4 gms, in one litre and an approximately decinormal solution of sulphuric acid.

 

3.         Estimate the amount of hydrochloric acid present in 600 ml of the solution, you are supplied with a standard solution of sulphuric acid of strength 0.102 N and an approximately decinormal sodium carbonate solution.

 

4.         Estimate the amount of sulphuric Acid present in 700 me of the solution. You are supplied with a standard solution of hydrochloric acid of strength 0.101 N and an approximately decinormal sodium Hydroxide solution.

 

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FIRST UNIT TEST (NOV-2010)

 1st  Year, D.H.T.T.

Indian Institute of Handloom Technology,

Bargarh – 768 028

Sub: Chemistry Practice                                                                                                Time: 02 Hours

                                                                                                                                    Full Marks: 25

 

1.         Estimate the amount of Sodium Carbonate present in 400 ml of the solution, you are supplied with a solution of sodium hydroxide containing 4.1 gms, in one litre and an approximately decinormal solution of hydrochloric acid.

 

2.         Estimate the amount of Sodium Hydroxide present in 500 ml of the solution. You are supplied with a solution of Sodium Carbonate containing 5.4 gms, in one litre and an approximately decinormal solution of sulphuric acid.

 

3.         Estimate the amount of hydrochloric acid present in 600 ml of the solution, you are supplied with a standard solution of sulphuric acid of strength 0.102 N and an approximately decinormal sodium carbonate solution.

 

4.         Estimate the amount of sulphuric Acid present in 700 me of the solution. You are supplied with a standard solution of hydrochloric acid of strength 0.101 N and an approximately decinormal sodium Hydroxide solution.

 

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FIRST UNIT TEST (NOV-2010)

 1st  Year, D.H.T.T.

Indian Institute of Handloom Technology,

Bargarh – 768 028

 

 

Sub: Fibre and Yarn Technology                                                                   Time: 02 Hours

                                                                                                                                    Full Marks: 25

 

Q. 1.    Explain cotton yarn manufacturing process briefly?                                                         [ 5 ]

 

Q. 2.    Explain Life Cycle of Mulberry Silk worm.                                                                    [ 4 ]

 

Q. 3.    Describe briefly properties of cotton and silk     fibres.                                                  [ 6 ]

 

Q. 4.    Explain open end Rotor Spinning.                                                                                  [ 5 ]

 

Q. 5.    Explain microscopic views of Raw Cotton and degummed silk with diagrams.    [ 5 ]

 

 

 

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FIRST UNIT TEST (NOV-2010)

 1st  Year, D.H.T.T.

Indian Institute of Handloom Technology,

Bargarh – 768 028

 

 

Sub: Fibre and Yarn Technology                                                                   Time: 02 Hours

                                                                                                                                    Full Marks: 25

 

Q. 1.    Explain cotton yarn manufacturing process briefly?                                                         [ 5 ]

 

Q. 2.    Explain Life Cycle of Mulberry Silk worm.                                                                    [ 4 ]

 

Q. 3.    Describe briefly properties of cotton and silk     fibres.                                                  [ 6 ]

 

Q. 4.    Explain open end Rotor Spinning.                                                                                  [ 5 ]

 

Q. 5.    Explain microscopic views of Raw Cotton and degummed silk with diagrams.    [ 5 ]

 

 

 

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FIRST UNIT TEST (NOV-2010)

 3rd   Year, D.H.T.

Indian Institute of Handloom Technology,

Bargarh – 768 028

 

Sub: Weaving Theory and Textile Calculations                                       Time: 02 Hours

                                                                                                                                    Full Marks: 25

 

Q. 1.    Explain with a neat sketch working of single shuttle bobbin change mechanism                [ 4 ]

Q. 2.    Describe with a neat diagram Electrical warp stop motion,.                                                        [ 4 ]

Q. 3.    Discuss any two shuttle less weft insertion systems.                                                                    [ 6 ]

Q. 4.    What will be the diameter of 6 lbs/ spindle jute yarn, with Pierces formula                                  [ 2 ]

Q. 5.    If the diameter of 36 S Worsted is 1/30” what is the diameter of 48S Worsted.                [ 2 ]

Q. 6.    Calculate the diameter of 50 Nf with Ashernhust formula?                                                          [ 2 ]

Q. 7.    Find out the diameter /inch of 50S linen?                                                                                    [ 2 ]

Q. 8.    How many threads/ inch of 15 Tex Nylon are required to give the same cover

factor as 90 threads/ inch of 2/100S cotton?                                                                              [ 3 ]

 

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FIRST UNIT TEST (NOV-2010)

 3rd   Year, D.H.T.

Indian Institute of Handloom Technology,

Bargarh – 768 028

 

Sub: Weaving Theory and Textile Calculations                                       Time: 02 Hours

                                                                                                                                    Full Marks: 25

 

Q. 1.    Explain with a neat sketch working of single shuttle bobbin change mechanism                [ 4 ]

Q. 2.    Describe with a neat diagram Electrical warp stop motion,.                                                        [ 4 ]

Q. 3.    Discuss any two shuttle less weft insertion systems.                                                                    [ 6 ]

Q. 4.    What will be the diameter of 6 lbs/ spindle jute yarn, with Pierces formula                                  [ 2 ]

Q. 5.    If the diameter of 36 S Worsted is 1/30” what is the diameter of 48S Worsted.                [ 2 ]

Q. 6.    Calculate the diameter of 50 Nf with Ashernhust formula?                                                          [ 2 ]

Q. 7.    Find out the diameter /inch of 50S linen?                                                                                    [ 2 ]

Q. 8.    How many threads/ inch of 15 Tex Nylon are required to give the same cover

factor as 90 threads/ inch of 2/100S cotton?                                                                              [ 3 ]

 

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FIRST UNIT TEST (NOV-2010)

 3rd   Year, D.H.T.

Indian Institute of Handloom Technology,

Bargarh – 768 028

 

Sub: Fabric Structure & Cloth Analysis- III                                                            Time: 02 Hours

                                                                                                                                    Full Marks: 25

 

(Question No 1 of Group-A and last question of Group-B are compulsory and any two questions from Group-B.)

 

The figures in the right hand margin indicate marks.

GROUP   A

Q.1.Answer any 10 questions given below: -                                                                        [ 1 X10=10 ]

 

i)   What is the purpose of using backed cloth?

ii)  What is the difference between weft backed & warp backed cloth?

iii) Why weft backed cloth is softer than warp backed cloth?

iv)  Blanket is example of what type of cloth?      

v)   What are the order of marking for face pick & back pick for wadded weft backed cloth?

vi) What is a doup?

vii) What is top & bottom douping?

viii) Name the type of sheds formed in leno weaving?

ix)  Explain simultaneous bottom & top douping is in use?

x)   Explain ways to compose or create design?

xi) What is true damask?

 xii) What is patent satin?

xiii) What is pressure harness?

xiv) Which warp beam is kept in normal tension in patent satin?

xv) What type of comber board is used in figured patent satin?

GROUP   B

 

Q.2.What is a cellular Tennis Shirting? Describe it with a neat diagram of the design with drafting

        & tie-up plan by using bottom douping?                                                                              [    5 ]              

Q.3. Explain normal Gauze & Leno comparison?                                                                       [ 5 ]

Q.4. Explain the stages of constructing a weft backed cloth where face & back weft

        binding are given in 8 thread twill order with draft & peg plan?                                            [ 5 ]                                                           

Q.5. Explain the difference between weft & warp backed cloth?                                               [ 5 ] 

Q.6. What is a damask cloth? Describe its harness system?                                                        [ 5]

 Q.7. What is patent satin cloth? Describe it elaborately?                                  

 

Q.8.Analyse the cloth for the following:                                                                                           [ 5 ]           

 

i) Reed Count

ii) Picks/inch

iii) Loom used

iv) Warp & Weft Crimp

v) One repeat of the design 

   

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FIRST UNIT TEST (NOV-2010)

 3rd   Year, D.H.T.

Indian Institute of Handloom Technology,

Bargarh – 768 028

 

Sub: Marketing; Management                                                                                 Time: 02 Hours

                                                                                                                                    Full Marks: 25

 

1.         Choose the correct answers                                                                              [ 1 X 5 = 5 ]

 

            i)          The set of tools that the firm uses to pursue its marketing objectives in the target market

                        a)  Product mix b) Marketing mix          c) Selling mix

 

            ii)         The research design where research person establish cause and effect relationship.

                        a)   Imploratory            b) Descriptive               c) Causative

 

iii)                 The inventories which play direct role in the manufacturing of a product and become an integral part of the finished product.

a)  Over head               b) Direct inventories c) In direct inventories

           

iv)                 The sub dividing of market into homogenous sub sections of customer is called.

a)  Market diversification          b) Market integration    c) Market segmentation

 

v)                  The production system in which units of different types of product follow different sequence through different shop. 

a)  Job shop     b) Flow shop    c) Batch shop

 

2.         Answer all questions                                                                                         [ 2 x 5 = 10 ]

 

i)                      What is marketing management?

ii)                     Explain product concept of marketing

iii)                   What is inventory controls?

iv)                   Explain productivity.

v)                    What is piece wage system?

 

3.         Answer any two questions                                                                                [ 5 X 2 = 10 ]

 

i)                    What is marketing? Differenciate selling concept and marketing concept.

ii)                   Explain marketing research process.

iii)                 Explain market opportunity.

 

 

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FIRST UNIT TEST (NOV-2010)

 1st  Year, D.H.T.T.

Indian Institute of Handloom Technology,

Bargarh – 768 028

Sub: English                                                                                                            Time: 02 Hours

                                                                                                                                    Full Marks: 25

Answer all questions

The figures in the right hand margin indicate marks

 

1.         Insert suitable article where necessary.                                                  [ 0.5 X 10 = 5 ]

 

a)                  The box was made of ____________ wood.

b)                  _______ Meet that we had for dinner was tough.

c)                  ________ Lunch given in honour of the prime minister was very interesting.

d)                  Sri Ravishankar Shukla was ___ great statesman.

e)                  I no longer go to _______ office on Sundays.

f)                    My brother hopes to be _______ doctor.

g)                  ________ Elephant is a very strong animal.

h)                  New York is ________ large city.

i)                    __________ Mahanadi is _______ largest river in Orissa.

 

2.         Select the best alternatives from the bracket to fill in the spaces below:         [ 0.5 X 10 = 5 ]

 

a)                  He has _______ friends in this town and he is very happy there. ( few / a few)

b)                  This is a boring little town. There is ____ to do here. ( little / a little)

c)                  We have had _____ rain this year, but not so _____ rainy days.

(much / many / a lot of)

d)                  It is ___ dress. (her / hers)

e)                  That building is _________ (our / ours)

f)                    She has done this solely by __________ (her / herself)

g)                  The pens cost Rs. 5/- ________ (each / every)

h)                  Tell me ________ has done this (who / whose)

i)                    ___________ you go, you will find a Punjabi .( where /wherever)

 

3.         Write a letter to an old class mate of yours asking him to visit your place during the Puja Holidays                 [ 5 ]

OR

            Write a letter to the Inspector-in-Charge of your local police station complaining that motor bike has been stolen.                                                                                                                     [ 5 ]

P.T.O.

 

4.         Read through the passage below and answer the questions that follow:   [ 1 X 5 = 5 ]

 

                        Every one needs a holiday both to relax and to have a change of environment. The holiday makers feel relaxed and refreshed at the end of the holiday and look forward to the resumption of their duties, be at school, office or factories, with renewed vigour. This is the reason why all establishments grant their employees annual leave with the end of the academic year the schools and universities grant their pupils a long holiday during mid-summer. This will last until early July when the new school term starts. Of course, the parents will like to take advantage of this and take their leave to wincide with the children’s vacation. This has become a traditional holiday season in most countries particularly in India.

 

Questions:

           

            i)          What are the advantages of holiday?.

            ii)         Why do student’s ad workers get annual leave?

iii)                 What is the traditional holiday reason in most countries?

iv)                 Why do parents like to take their leave during mid-vacation?

v)When do the students get a long holiday and why?

 

 

5        The sentences in the following paragraph have been jumbled rewrite the paragraph putting the

       sentences in the correct sequence.

 

                  Firstly, medicines may help smokers quit smoking and keep them from starting again, finally, a combination of these methods increases success rates. Secondly, nicotine supplements can help. There are several strategies for treating nicotine withdrawal. Thirdly, short term use of anti depressants may help a smoker.

 

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FIRST UNIT TEST (NOV-2010)

 1st  Year, D.H.T.T.

Indian Institute of Handloom Technology,

Bargarh – 768 028

Sub: ENGG. MATHEMATICS                                                                      Time: 02 Hours

                                                                                                                                    Full Marks: 25

 

1.         Answer the following (all are compulsory)                                                         [ 0.5 X 10 = 05 ]

               i)      Say true or false: Matrix addition is commutative.

               ii)      If ∆ = ∆1 = ∆2 =∆3 = 0, then the equation has ___ number of solution.

               iii)      Say true of false: The unit matrix is its own transpose.

               iv)     The line whose inclination is 1350, _____ is the slope,(  0, 1, -1)

               v)      Find the values of 12300

               vi)     Sin 105, Cos 1050  = ________ (1/2,   -1/4, - 1/2 )

               vii)     In the first quadrant the solution of tan2 Ө = 3 is ________

viii)  ____________ is the father of statistics.

ix)         The median of the observations 2, 4, 5,6, 8, 9, 12, is  6 or 9.5 or 6.5

 

2.            Answer any five questions:                                                                             [ 4 X 5 = 20 ]

               i)    Solve the following using matrix method.

                     3x + 4y – Z = 23,  2x + 2y + 3 Z = 20, 4x –y + 2 Z = 12.

                                               

                                                    1                     1                      1

            ii)   Prove that,           b + c                c + a                a + b

                                                b2 + c2             c2 + a2            a2 + b2   =   (b-c)           (c-a)     (a-b)                                                                   

               iii)   Prove that            1 + Sin Ө   +    1 – Sin Ө

                                                1 – Sin Ө         1 + Sin Ө         = 4 tan2 Ө + 2

 

               iv) Prove that            ∑     a2 Sin (B – C)

                                                        Sin (B+C)            =   0

 

 

               v)   Find mean deviation of the following grouped

                     Frequency distribution                 

 

C.I :

0-20

20-40

40-60

60-80

80-100

Frequency:

5

5

20

15

5

 

 

               v)   Calculate the standard duration for the following data.                                     

 

Marks in math:

25

35

45

65

95

No of students:

4

5

15

16

73

 

 

vi)           Two vertices of triangle are (0,-4) and (6,  0). If the medians meet at the point (2,  0), find the co-ordinates of the third vertex

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           FIRST UNIT TEST (NOV-2010)

 1st  Year, D.H.T.T.

Indian Institute of Handloom Technology,

Bargarh – 768 028

Sub: ENGG. CHEMISTRY.                                                                            Time: 02 Hours

                                                                                                                                    Full Marks: 25

 

1.         Fill in the blanks                                                                                                [ 1 X 5 = 5 ]

 

a)   Oxidants is defined as a process which involves the addition of _____or removal of ______

b)  Formula of Bleaching powder is _____ and commercial sample of bleaching powder contain

     36 -38 % of ________

c)  Name of the following

            i)          ( NH4)2   No3              ii)         Feso4. 7H2O

              

            d)      NaoH  +  H2SO4    =   ____________   + ____________

            e)      KOH + HNO3          =    ____________   + ____________

 

2.            Answer any five questions                                                                              [ 4 X 5 = 20 ]

 

               i)    Explain softening of hard water

                     a)  By clark’s process      b)  By lime soda process

ii)       Define catalyst and give the types of catalyst with example.

iii)     Give the properties and uses of Ammonia.

iv)     Give the properties and uses of Bleaching powder.

v)      Give the properties and uses of Sodium Hydroxide.

vi)     Give the properties and uses of Sodium Carbonate.

vii)   Give the properties and uses of Sulphuric Acid.

 

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FIRST UNIT TEST (NOV-2010)

 1st Year, D.H.T.T.

Indian Institute of Handloom Technology,

Bargarh – 768 028

Sub: PHYSICS.                                                                                          Time: 02 Hours

                                                                                                                        Full Marks: 25

1. Fill in the blanks                                                                                                                    [ 1 X 5 = 5 ]

 

            i)          The dimensional formula of work is __________

            ii)         The lens used in Ramsden eyepiece is _________

            iii)         Supplementary S I units are a ________ & ________

iv)                 Ideal gas equation is ___________

v)                   ________ System is improved version of m.r.s. system.

 

2.  Answer any two                                                                                                                  [ 3 X 2 = 6 ]

 

            i)          Define coefficient of linear expansion of solid

            ii)         Define anomalous expansion f water.

iii)                 Write charle’s law and Boyle’s law.

iv)                 Why a hot beaker breaks when cold water is sprinkled on it?

 

3.  Answer any two:                                                                                                                  [ 7 X 2 = 14 ]

 

i)          a)         Prove V = u + at is dimensionally correct                                                                      [4]

 

            b)         I  Joule = ______erg                                                                                                    [3]

 

 

ii)         a)         Derive the relationship between coefficient of linear superficial and cubical

                        expansion of solid                                                                                                         [4]

 

            b)              of solid = 24 X 10-6 C -1, find      =?                                                             [3]

 

 

iii)         a)         Derive ideal gas equation.                                                                                              [4]

 

            b)         Calculate the magnifying power (MP) of a magnifying lens of .05m focal length.

                       (D = .25 m)                                                                                                                   [ 3]

 

 

iv)        a)         Explain the construction and working of simple micros cope.                              [4]

 

            b)         The focal length of objective and eyepiece of compound microscope are 2 cm and

                        5 cm. Find the distance between the lenses, if its MP = 100 and D = 25 cm.       [3]

 

 

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