GTU BE 2019 Summer Question Papers || Gujarat Technological University
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GUJARAT TECHNOLOGICAL UNIVERSITY
Subject Code: 2132902
Subject Name: Yarn Manufacturing-1
Date: 11/06/2019
Time: 02:30 PM TO 05:00 PM
Instructions:
A’ Figsimpker's choice
GUJARAT TECHNOLOGICAL UNIVERSITY
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BE - SEMESTER-III (NEW) EXAMINATION - SUMMER 2019Subject Code: 2132902
Subject Name: Yarn Manufacturing-1
Date: 11/06/2019
Time: 02:30 PM TO 05:00 PM
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Total Marks: 70Instructions:
- Attempt all questions.
- Make suitable assumptions wherever necessary.
- Figures to the right indicate full marks.
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| Q.1 | (a) State the objects of Ginning. | 03 |
| (b) Mention the important features of Automatic Bale Opener. | 04 | |
| (c) With a suitable sketch explain construction and working of Macarthy Gin. | 07 | |
| Q.2 | (a) What are the objects of Blow room? | 03 |
| (b) With suitable diagram explain construction of Trutzschler CL-C3. | 04 | |
| (c) Write a short note on: “Baling and Packing of cotton.” | 07 | |
| OR | ||
| Discuss in detail about the opening devices used in Blow room with neat sketches. | 07 | |
| Q.3 | (a) Define Neps. How many number of flats are used in modern card? | 03 |
| (b) Give functions of Metal detector used in Blow room. Write in brief about Magnetic metal extractors. | 04 | |
| (c) Write a short note on Grid. | 07 | |
| OR | ||
| What are the objects of card? | 03 | |
| Explain the construction and working of Step Cleaner. | 04 | |
| Explain the working principle of Chute feed System with a neat sketch. | 07 | |
| Q.4 | (a) List different types of card clothing. Name the type of clothing suitable for flats? | 03 |
| (b) Write short note on: Trutzschler MCM/ MPM multiple mixer. | 04 | |
| (c) Explain piano feed'mechanism with a suitable sketch. | 07 | |
| OR | ||
| Write the objects of Autoleveller? | 03 | |
| Draw the passage of material on card and label the different parts. Also draw arrows to show the direction of rotational parts in card. | 04 | |
| With a neat sketch explain construction and working of Vertical Opener. | 07 | |
| Q.5 | (a) Write in brief about Tandem card. | 03 |
| (b) With a neat sketch write the features of modern feed device (Unidirectional feed) used in card. | 04 | |
| (c) With suitable sketches explain carding and stripping action. | 07 | |
| OR | ||
| Why multiple licker in rollers are used in modern card? | 03 | |
| Explain Heel and Toe arrangement in card with a neat sketch. | 04 | |
| What is Grinding and Stripping of card clothing? Describe grinding tools used in card. | 07 | |
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