no work is done until the box moves.
W = F * d
W = 100 N * 4 meters = 400 Joules
Most of this question is added nonsense intended to confuse you.
a metal crate with a mass of 500 kg is pushed across a metal floor for 5 minutes.50N is applied horizontally.box does not move, extra 50 N is applied.after 2 minutes then box moves 4meters,how much work is done
3 answers
We push a large box for three minutes. During that time, we exert a constant force of 200N on the box, but it does not move. How much work has been accomplished?
NONE !!
Force times distance moved in the direction of the force !!!!!
Force times distance moved in the direction of the force !!!!!