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A tennis ball is released from height above ground level. If the ball makes inelastic collision with the ground, to what height will it rise after the third collision, is the coefficient restitution between ball and ground?
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Important Questions on Work, Energy and Power
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In an inelastic collision, which of the following does not remain conserved?
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Four smooth steel balls of equal mass at rest are free to move along a straight line without friction. The first ball is given a velocity of . It collides head on with the second elastically, the second one similarly with the third and so on. The velocity of the last ball is
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A ball moving with velocity collides head on with another stationary ball of double the mass. If the coefficient of restitution is , then their velocities (in ) after collision will be
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The potential energy of a system increases if work is done
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The coefficient of restitution for a perfectly elastic collision is
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In elastic collision, energy transfer takes place when
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A mass moving horizontally (along the -axis) with velocity collides and sticks to mass of moving vertically upward (along the -axis) with velocity . The final velocity of the combination is
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The potential energy of particle in a force field is where and are positive constants and is the distance of particle from the centre of the field. For stable equilibrium, the distance of the particle is:
