Question

A body of mass of 1 kg is lifted up a height of 1 m, then it's work done is?

Answer 1

in simple 1 joule of work is done

work= Force*Displacement

= 1*1

= 1 joule

if we take

work = f*s cos theta

then work done is -1 joule

work =1*1*-1 (cos 180= -1)

work done = -1

PlZ mark brainliest