The torque of 50 Nm is applied on the wheel operating a valve. If the – McqOptions

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1.	The torque of 50 Nm is applied on the wheel operating a valve. If the wheel is rotated through two revolutions, work done in Newton-metres is given by
A.	628
B.	107 dynes
C.	314
D.	25
E.	100
Answer» B. 107 dynes

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