babythebaddest9208 babythebaddest9208

20-10-2017
Physics

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A 4-kg ball has a momentum of 12 kg∙m/s. what is the ball's speed?

Respuesta :

ejelonubenedict ejelonubenedict

20-10-2017

m= 4kg
v= ?
momentum = Mv
so
12kgms-¹ = 4kg×v
v= 12÷4 = 3ms-¹

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aftarahmadsami aftarahmadsami

20-10-2017

momentum= 12kgm/s
mass=4 kg
so,speed=momentum/mass=12/4=3m/s

Answer Link

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