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Choose one or more alternatives: Power ...

Choose one or more alternatives:
Power is a measure of the ………

A

rapdily with which work id done

B

amount of energy required to perform the work

C

slowness with which work is performed

D

length of time

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The correct Answer is:
A, C, D
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TARGET PUBLICATION-WORK AND ENERGY-EXERCISE
  1. Joule is the unit of

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  2. Choose one or more alternatives: For work to be performed, energy mus...

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  3. Choose one or more alternatives: Power is a measure of the ………

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  4. The work done on an object does not depend on…..

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  5. The potential energy of your body isleast when you are……

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  6. The total energy of an object falling freely towards the ground………………....

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  7. If we increase the velocity of a car moving on a flat surface to 4 tim...

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  8. Complete the paragraph Select the appropriate options and complete th...

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  9. Name the folowing The CGS unit of work

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  10. Name the folowing Type of energy that depends upon the height of an ...

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  11. Name the folowing Energy which cannot be negative

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  12. Name the folowing The sum of the potential energy and the kinetic en...

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  13. Name the folowing Type of output energy given by loudspeaker

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  14. True or False. The work done is zero if there is no displacement

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  15. True or False. Work done on an object depends on time.

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  16. True or False. Like humans, machines also require energy to do work.

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  17. True or False. Units of energy and work are the same.

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  18. True or False. More energy is required for throwing a stone upwards t...

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  19. True or False. Kinetic energy is inversely proportional to the squar...

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  20. True or False. A body at rest may possess energy.

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