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With what type of forces, potential ener...

With what type of forces, potential energy is associated?

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MBD-WORK, ENERGY AND POWER-EXAMPLE
  1. Name the physical quantity which is expressed as product of force and ...

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  2. Does the work done in raising a box on a platform depend upon how fast...

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  3. With what type of forces, potential energy is associated?

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  4. Dot product of two vectors obey law.

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  5. Since work is a scalar quantity, can it have negative value?

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  6. Fill in the blanks: is the capacity of doing work.

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  7. Work can be negative or Zero.

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  8. The kinetic energy of a body is always .

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  9. Answer carefully, with reasons :-In an elastic collision of two billia...

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  10. The collision in one dimension is also known as collisions.

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  11. What is work? What is it equal to?

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  12. A light and a heavy body have same linear momentum. Which one has grea...

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  13. What is non-conservative force?

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  14. Show that gravitational force is a conservative force.

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  15. Show that sum of P.E. and k.E. of a freely falling body is conserved.

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  16. A lighter body and a heavier body have same K.E. Which one has greater...

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  17. For a force to do maximum work, what should be the angle between force...

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  18. What is the relation between kinetic energy and momentum?

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  19. Define electric potential energy. Give its units. Calculate electric p...

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  20. An electron and a proton have equal momentum. Which has more kinetic e...

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