Question

a body is acted upon by a force state two condition when the work done is zero​

Answer 1

Answer:

ducks such Springfield simultaneously Gothic civic

Answer 2

Case - 1

Displacement = 0

If the Displacement made by the force is 0 then the work done is also zero.

Case - 2

Angle = 90°

When the work is done perpendicular to the plane ( or at 90° ) then the work done is 0 .