physics

You are in the supermarket, pushing a cart with a force of 79 Newtons in the horizontal direction. There is a constant force of kinetic friction operating on the cart of 14.2 Newtons.

Calculate the net work done on the cart, if the cart is displaced 1.2 metres in a straight line.

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asked by naser
  1. work done on cart=79*1.2m-14.2*1.2

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