Question
Derive an expression for kinetic energy of an object mass m moving with uniform velcoity v what happens to the kinetic energy of a body if its velcoity is halved?
Answers
Henry
KE = 0.5M*V^2.
KE = 0.5M*(V/2)^2 = 0.5M*V^2/4.
So KE is reduced by a factor of 4(divided by 4).
KE = 0.5M*(V/2)^2 = 0.5M*V^2/4.
So KE is reduced by a factor of 4(divided by 4).