GATE TF Question Paper 2011.
GATE i.e. Graduate Aptitude Test in Engineering Textile Engineering and Fiber Science 2011 Exam has been conducted by IISc Bangalore IIT Bombay IIT Delhi IIT Guwahati IIT Kanpur IIT Kharagpur IIT Madras IIT Roorkee. This GATE TF 2011 examination is the procedure to get the admission in M.Tech
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GATE TF Question Paper 2011
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Q.2 The byproduct obtained from polycondensation of cliethylene glycol terephthalate (DGT) is
(A) Glycolic acid
(C) Diethylene glycol
D) Ethylene glycol
Q.3 Ziegler Natta catalyst is used in the polymerization of
Q.4 The cross-section of spinneret used for producing hollow fibres is
(C) Annular concentric
Q. 5 For a given yarn count made from the same fibre, rotor spun yarn is bulkier than ring spun yarn. because
(A) Rotor spun yarn is more even than ring spun yarn
(B) Navel tube peels off the fibres from rotor spun yarn surface
(C) Rotor spun yarn has large number of wrapper fibres
(D) Yarn tension in rotor spinning is lower as compared to that iii ring spuming
Q.6 Consider the statement. ‘off-setting the front top drafting roller towards the front is beneficial in a ming spimuling machine’. Which one of the following CANNOT be the reason for the same?
(A) It reduces the hairiness of yarn
(B) It results in smooth running of top drafting roller
(C) It reduces end breaks
(D) It results in shorter spinning triangle
Q.7 20s, 30s, 40s and 50s Xe cotton yarns have the same twist per cm. The yarn having maximum fibre obliquity is
(A) 20s Ne (B) 30s Ne (C) 40s Ne (D) 50s Ne
Q.8 During roller drafting, better fibre control is achieveci by flexing the fibre strand over the bottom roller. The reason for this is
(A) Enhanced fibre to fibre coefficient of friction
(B) Enhanced fiber to fibre friction
(C) Reduced slippage of top roller
(D) Reduced fibre to metal friction