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Question
The piston of a steam engine moves with a simple harmonic motion. The crank rotates 120 r.p.m. and the stroke length is 2 meters. The linear velocity of the piston when it is at a distance of 0.5 metre from the centre, is
Options:
A .  5.88 m/sec
B .  8.88 m/sec
C .  10.88 m/sec
D .  12.88 m/sec
Answer: Option C

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