A boy of mass 40kg stands on a rail road car of mass 60kg

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A boy of mass 40kg stands on a rail road car of mass 60kg, moving with velocity 10m/s. Now , the boy begins to run with velocity 5m/s , with respect to the car , in the same direction , the velocity of the car will be
22
Oct
A boy of mass 40kg stands on a rail road car of mass 60kg, moving with velocity 10m/s. Now , the boy begins to run with velocity 5m/s , with respect to the car , in the same direction , the velocity of the car will be A boy of mass 40kg stands on a [...]
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Tags: A boy of mass 40kg stands on a rail road car of mass 60kg , in the same direction , moving with velocity 10m/s. Now , the boy begins to run with velocity 5m/s , the velocity of the car will be , with respect to the car ,