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If we increase the velocity of a car mov...

If we increase the velocity of a car moving on a flat surface to 4 times its original speed, its potential energy…..

A

will be twice its original energy

B

will not change

C

will be 4 times its original energy

D

will be 16 times its original energy

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The correct Answer is:
B
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TARGET PUBLICATION-WORK AND ENERGY-EXERCISE
  1. The potential energy of your body isleast when you are……

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

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

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

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  5. Name the folowing The CGS unit of work

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

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  7. Name the folowing Energy which cannot be negative

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

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

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

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

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

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

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

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

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

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  17. True or False. Potential energy of an object is independent of heigh...

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  18. True or False. Equivalent of | horse power in watt is 1000

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  19. True or False. Steam engine was invented by James Watt.

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  20. Odd one out A raised hammer, water at a height, a moving ball, a str...

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