Question

Show that the work done by the net force acting on a body is equal to the change in the kinetic energy of the body.


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Answer 1

Answer:

The work W done by the net force on a particle equals the change in the particle's kinetic energy KE: W=ΔKE=12mv2f−12mv2i W = Δ KE = 1 2 mv f 2 − 1 2 mv i 2 .