1.

If OC is the crank and PC is the connecting rod of a reciprocating steam engine and rotates with uniform angular velocity in clockwise direction in the given figure below: then under which condition the piston will undergo retardation?

A. N lies to the right of O
B. N lies to the left of O
C. N is above O
D. N is below O
Answer» B. N lies to the left of O


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