Question

explain negative work positive work and zero work​

Answer 1

Answer:

negative work means work done in the opposite direction to the force applied.

+ve work done is work done in the direction of force applied. no work done is said to be zero work done.

Answer 2

Answer:

negative work : when the force and displacement are opposite in direction.

positive work: when both force and displacement are in same direction.

zero work : when the force and displacement are in perpendicular in direction.