A 2.0-kg ball has a momentum of 25 kg×m/s what is the balls speed

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21-12-2016
Physics

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A 2.0-kg ball has a momentum of 25 kg×m/s what is the balls speed

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jalynharrington jalynharrington · Answer 1 · 2016-12-21T02:29:48+01:00

jalynharrington jalynharrington

21-12-2016

As we know, momentum= mass*velocity
acc. to ques. mass = 2kg
momentum= 25kg-m/s
momentum = mass*velocity (speed)
velocity (speed) = momentum/mass
velocity(speed)=25/2
=12.5m/s

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AL2006 AL2006 · Answer 2 · 2016-12-21T02:51:10+01:00

AL2006 AL2006

21-12-2016

   Momentum = (mass) x (speed)

      (25 kg-m/s) = (2.0 kg) x (speed)

   Speed = (25 kg-m/s) / (2.0 kg) = 12.5 m/s

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