A force of 1200 N acts on a 0.5 kg steel...

A force of 1200 N acts on a 0.5 kg steel ball as a result of collision lasting 25 ms. If the force is in a direction opposite to the initial velocity of 14 ms, then the final speed of the steel ball would be

`24ms^(-1)`

`35ms^(-1)`

`12ms^(-1)`

`46ms^(-1)`

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