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Whether the work energy theorem is a sca...

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

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KUMAR PRAKASHAN-WORK, ENERGY AND POWER -SECTION - A Questions - Answers (Try Yourself (VSQs))
  1. Is kinetic energy a scalar quantity or vector quantity ?

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

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

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  4. If the kinetic energy of body increases them ?

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  5. What are conservative force , non - conservative force , conservative ...

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  6. Which quantity is obtained by taking negative detective of potential e...

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  7. What is potential energy ? Explain gravitational potential energy .

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  8. What is potential energy ? Explain gravitational potential energy .

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  9. Write the dimensional formula of gravitational potential energy .

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  10. What are conservative force , non - conservative force , conservative ...

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  11. State and establish principle of conservation of mechanical energy .

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  12. Write a principle of non - conservative force for mechanical energy .

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  13. Write the equation of total mechanical energy of a body having mass m ...

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  14. Write the equation of total mechanical energy of a body having mass m ...

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  15. Find the speed of a body at the ground when it fall freely at height 2...

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  16. What is variable force ?

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  17. Write the formula of Hock's law .

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  18. What is spring constant ?

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  19. On which the work done by a spring depends ?

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  20. Mention the work done by spring force in cylic process .

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