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Applied Mechanics - Engineering

Q1:

Work may be defined as

A force x distance

B force x velocity

C force x acceleration

D none of these.

ANS:A - force x distance

Work = Force x Distance.

If I carry an object to and fro 10 metres, the work done would be Force x 20 metres.

Work = Force x Displacement.

If I carry an object to and fro 10 metres, the work done would be Force x 0 metres.
A is the right option.