Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2018 Winter 5th Sem New 2152901 Yarn Manufacturing Iii Previous Question Paper
1
Seat No.: ________ Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER ?V (NEW) EXAMINATION ? WINTER 2018
Subject Code:2152901 Date:27/11/2018
Subject Name:Yarn Manufacturing-III
Time: 10:30 AM TO 01:00 PM Total Marks:
70
Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
MARKS
Q.1 (A) What Are The Objects Of Ring Frame Machine 3
(B)
Write On The Difference Between Dry And Wet Doubling Systems.
4
(C)
Draw Passage Of Yarn & Explain The Function Of Each Part Of The
Ringframe Machine
7
Q.2 (A) What Is The Role Of Traveller,Name Different Type Of Traveller 3
(B) Explain The Construction Of The Spindle At Ring Frame. 4
(C) Explain Spinning Geometry With A Neat Sketch. 7
OR
(C)
Which Factors Contribute To The Balloon Collapse On A
Ringframe? State Different Ways Adopted To Minimize It On
Modern Ring Frames And Mention Their Benefits And Limitations.
7
Q.3 (A)
What Is S Twist And Z Twist Yarn And How To Adjust It On
Machine.
3
(B) Discuss The Significance Of Traveller Mass. 4
(C)
What Is Compact Spinning? How It Gives Value Addition To
Quality.
7
OR
Q.3 (A) What Is The Importance Of Spacer Bar 3
(B) Write Short Note About Creel Of Ring Frame Machine. 4
(C)
Explain With Neat Sketch Of Mechanism Used For Building The
Cop.
7
Q.4 (A) Discuss The Importance Of Anti Wedge Ring. 3
(B) Discuss Manufacture Of Two-Colour Spot Yarn. 4
(C)
Describe The Methods Of Manufacture Of Snarl Yarns, Loop Yarns
And Two Colour Flake Yarns.
7
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1
Seat No.: ________ Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER ?V (NEW) EXAMINATION ? WINTER 2018
Subject Code:2152901 Date:27/11/2018
Subject Name:Yarn Manufacturing-III
Time: 10:30 AM TO 01:00 PM Total Marks:
70
Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
MARKS
Q.1 (A) What Are The Objects Of Ring Frame Machine 3
(B)
Write On The Difference Between Dry And Wet Doubling Systems.
4
(C)
Draw Passage Of Yarn & Explain The Function Of Each Part Of The
Ringframe Machine
7
Q.2 (A) What Is The Role Of Traveller,Name Different Type Of Traveller 3
(B) Explain The Construction Of The Spindle At Ring Frame. 4
(C) Explain Spinning Geometry With A Neat Sketch. 7
OR
(C)
Which Factors Contribute To The Balloon Collapse On A
Ringframe? State Different Ways Adopted To Minimize It On
Modern Ring Frames And Mention Their Benefits And Limitations.
7
Q.3 (A)
What Is S Twist And Z Twist Yarn And How To Adjust It On
Machine.
3
(B) Discuss The Significance Of Traveller Mass. 4
(C)
What Is Compact Spinning? How It Gives Value Addition To
Quality.
7
OR
Q.3 (A) What Is The Importance Of Spacer Bar 3
(B) Write Short Note About Creel Of Ring Frame Machine. 4
(C)
Explain With Neat Sketch Of Mechanism Used For Building The
Cop.
7
Q.4 (A) Discuss The Importance Of Anti Wedge Ring. 3
(B) Discuss Manufacture Of Two-Colour Spot Yarn. 4
(C)
Describe The Methods Of Manufacture Of Snarl Yarns, Loop Yarns
And Two Colour Flake Yarns.
7
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2
OR
Q.4 (A)
Give The Formula For Calculation Of Production In Kgs For
Ringframe Machine.
3
(B)
What Is Cable Yarn? Discuss The Method Of Production Of 6-Cord
Wewing Thread With Necessary Particulars.
4
(C) Discuss In Brief About Reducing End Breakages In Ring Frame. 7
Q.5 (A) Give The Characteristics Of A Good Ring. 3
(B)
Discuss The Methods Of Maintaining Uniform Yarn Tension At
Ringframe
4
(C)
Write On The Concept Of Autodoffing Employed On Ring Spinning
Machine
7
OR
Q.5 (A) State The Limitations Of Ring Doubling Systems 3
(B)
Explain How Two For One Twisting Is Advantageous Over Ring
Doubling.
4
(C)
Name Different Types Of Spindle Driving Systems Used On
Ringframe And Write Briefly On Each.
7
*************
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This post was last modified on 20 February 2020