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A light and a heavy body have equal mome...

A light and a heavy body have equal momenta. Which one has greater K.E

A

the light body

B

both have equal K.E.

C

the heavy body

D

data given is incomplete

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The correct Answer is:
A
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MOTION-WORK, POWER & ENERGY -Exercise - 1
  1. A body of mass 2 kg fall vertically, passing through two points A and ...

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  2. A block of mass M is hanging over a smooth and light pulley by a const...

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  3. A light and a heavy body have equal momenta. Which one has greater K.E

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  4. A 300 g mass has a velocity of (3hati + 4hatj) m//s at a certain inst...

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  5. A 4 kg mass and 1kg mass are moving with equal kinetic energies. The r...

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  6. If the linear momentum is increased by 50%, then KE will be increased...

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  7. A chain of mass m and length l is placed on a table with one-sixth of ...

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  8. A body of mass 2 kg is moved from a point A to a point B by an externa...

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  9. A running man has half the KE that a body of half his mass has. The ma...

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  10. A man slides down a snow covered hill along a curved path and falls 20...

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  11. The bob of a simple pendulum of length l dropped from a horizontal pos...

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  12. A block of mass m slips down an inclined plane as shown in the figure....

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  13. In the given figure, the inclined surface is smooth. The body releases...

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  14. In figure, block A is released from rest, when spring is at its natura...

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  15. A machine, which is 72 percent efficient, uses 36 joules of energy in ...

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  16. A 5 kg block is lifted vertically through a height of 5 metre by a for...

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  17. A car of mass m is driven with acceleration a along a straight level r...

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  18. A truck of mass 30,000 kg moves up an inclined plane of slope 1 in 100...

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  19. A particle moves with a velocity v=(5hati-3hatj + 6hatk) ms^(-1) under...

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  20. A body of mass m, accelerates uniformly from rest to V(1) in time t(1)...

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