Give one example each in which a force does
(a) positive work
(b) negative work and
(c ) zero work.

Give an example in which work done is negative.

Give an example of motion in which the force does no work.

Give an example of motion in which the force does no work.

What is the difference between positive work and negative work?

What is positive work and negative work in thermodynamics.

Distinguish between positive work and negative work.

Give an example of negative work

Answer the following questions: Give one example in which a body is acted upon by forces, but the work done is zero.

Give an example in which a force does work on a body but fails to change its K.E.

Give an example where work done by a force is zero.