Question

Work is said to be done when:

• A. force acts on a body
• B. force causes displacement of the body
• C. force causes displacement of the body in its own direction
• D. none of the above

Answer 1

The correct option is C

force causes displacement of the body in its own direction

1. Work is defined as the force in the direction of displacement.
2. It is a scalar quantity having S.I. unit Joule.

Hence, option C is correct.