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Which one of the following WRONG?...

Which one of the following WRONG?

A

W = Change in K.E. of the body.

B

W = Final K.E. - Initial K.E.

C

`W = underset u overset v int mv dv`

D

`W = mv dv`

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TARGET PUBLICATION-LAWS OF MOTION-EXERCISE
  1. If the kinetic energy decreases the work done is .

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  2. Choose the CORRECT statement.

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  3. Which one of the following WRONG?

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  4. According to work-energy theorem, the work done by the net force on a ...

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  5. A ladder 2.5 m long and of weight 150 N has its centre of gravity 1 m ...

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  6. Choose the correct options Choose the WRONG statement.

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  7. The working of rocket is based on the principle of .

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  8. A light and a heavy body have equal K.E. Which body possesses greater ...

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  9. A bullet leaves the rifle of mass one kg and rifle recoils thereby wit...

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  10. A bullet of mass 10 g is fired with a velocity of 100 m/s from a rifle...

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  11. A 30 kg shell is flying at 48 m/s. When it explodes, its one part of 1...

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  12. A bullet of mass 10 g moving with 300 m/s hits a block of ice of mass ...

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  13. Two billiard balls A and B each of mass 0.05 kg moving in opposite dir...

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  14. A shell in its flight, explodes into four unequal parts. Which of the ...

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  15. When two bodies stick together after collision, the collision is said ...

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  16. Which of the following is NOT an example of inelastic collision?

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  17. For perfectly elastic collision

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  18. When a massive body suffers an elastic collision with a stationary li...

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  19. A ball of mass 5 kg travelling with velocity of 15 cm/s makes a head o...

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  20. The ratio of relative velocity of separation after collision to the re...

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