Textile Engineering > GATE 2012 > Ring Spinning
The winding speed (difference between bobbin speed and traveller speed) of yarn in a ring frame is 200 rev/min when bobbin diameter is 28 mm. If the bobbin diameter is increased to 35 mm, the winding speed (rev/min) would be
A
140
B
160
C
180
D
200

Correct : b

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