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Verify the law of conservation mechanica...

Verify the law of conservation mechanical-energy for a freely falling body.

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R G PUBLICATION-WORK ENERGY AND POWER-EXERCISE
  1. Can a body posses momentum without KE?

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  2. Two masses one n times heavier than the other are dropped from same he...

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  3. State and prove work-energy theorem.

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  4. What is collision? Discuss types of collision.

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  5. Obtain an expression for gravitational potential energy of a body.

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  6. Find the work done in moving a particle along a vector barS = (4hati -...

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  7. A particle is moving along x-axis from x = 0 to x = 5 under the influe...

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  8. What is co-efficient of restitution. Proved that for elastic colision ...

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  9. A pump lifts 20 kg of water in one minute to a vertical height of 30m....

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  10. Prove that the momentum is conserved in collision

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  11. A ball moving with a speed of 9m.s strikes an identical ball at rest, ...

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  12. The distance x of a particle moving in one dimension, under the action...

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  13. If the momentum of a partical increased by 50%,what is corresponding i...

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  14. Show that power= force X velocity

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  15. Verify the law of conservation mechanical-energy for a freely falling ...

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  16. What percentage of K.E. of moving particle is transferred to a station...

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  17. Calculate the potential energy in a spring.

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  18. What is the form of momentum in two dimensional collision?

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  19. Show that angular momentum is conserved.

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  20. Obtain graphically and mathematically work done by a variable force.

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