Question

Calculate the work done by a machine by a porter holding a suitcase weighing 5 kg in his hand.
Ans: W = 0 J​

Answer 1

Answer:

Holding alone is No work

W = component of orce applied in the Direction of Movement x distance travelled..

W = F S Cos theta. theta is angle between force and distance.

= 5N X 0 = 0 Joule