A ball of mass moving with a velocity collides head on with another ball of mass initially at rest. If the coefficient of restitution be then the ratio of the final and initial velocities of the first ball is |
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a) |
b) |
c) |
d) |
A ball of mass moving with a velocity collides head on with another ball of mass initially at rest. If the coefficient of restitution be then the ratio of the final and initial velocities of the first ball is |
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a) |
b) |
c) |
d) |