The given figure shows a quick return mechanism. The crank OA rotates – McqOptions

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1.	The given figure shows a quick return mechanism. The crank OA rotates clockwise uniformly. OA = 2 cm, OO' = 4 cm. The ratio of time taken for forwarding motion to that for return motion is:
A.	0.5
B.	2
C.	√2
D.	1
Answer» C. √2

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