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Define work

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KUMAR PRAKASHAN-WORK, ENERGY AND POWER -SECTION - A Questions - Answers (Try Yourself (VSQs))
  1. If the kinetic energy of body increases then?

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  2. Work done on the body by force or work done by the body ?

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  3. Define work

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  4. What is the work done by earth's gravitational force in keeping the m...

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  5. Is the work done by a frictional froce be positive or negative ?

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  6. How many erg equal to : Joule ?

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  7. How many Joule equal to 1 eV ?

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  8. How many Joule equal to 1 kWh ?

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  9. Define kinetic energy .Give its unit and dimensional formula and menti...

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  10. Define kinetic energy .Give its unit and dimensional formula and menti...

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  11. Is kinetic energy a scalar quantity or vector quantity ?

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  12. If the displacement is done by the force then when does the force is...

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  13. What is variable force ?

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  14. Obtain the equation of work by variable force in one dimension .

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  15. What will be the area under the graph of variable force versus positio...

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  16. Define kinetic energy

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  17. Define kinetic energy .Give its unit and dimensional formula and menti...

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  18. Is kinetic energy a scalar quantity or vector quantity ?

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  19. Show that the rate of change of kinetic energy is a power .

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  20. Whether the work energy theorem is a scalar or a vector ?

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