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4. A 3 kg ball is rolling toward you at 5 m/s. What magnitude of force (N) needs to be applied over 2 sec to bring the ball t
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Answer #1

Initial velocity v= suls final velocity v. v=ouls m= 3kg t= 2s using pst equ of Motion v=etat s tax2 a = -5/282 =-7.5 N force

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