1yes , internal forces can change KE of the system, ex, release two charges from rest,they either attract or gets repeled,in both case KE will gets increased
Can kinetic energy of a system be increased without applying any external force on the system ??
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2 Answers
24we can apply an impulse and approximate it to be negligible...[12][12]
(I may be wrong with this one.....but wait)
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