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The conditions need to be satisfied in o...

The conditions need to be satisfied in order to say that work has been done are

A

a force should act on the object

B

the object must be displaced

C

both A and B

D

no condition is required

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The correct Answer is:
C
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VGS PUBLICATION-BRILLIANT-WORK AND ENERGY-CONCEPTUAL UNDERSTANDING - OBJECTIVE TYPE QUESTIONS
  1. The conditions need to be satisfied in order to say that work has been...

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  2. Work is ………… quantity.

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  3. The formula W = Fs is used in only ……….. motion of the object.

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  4. If positive work is done on a system, its energy

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  5. The kinetic energy of an object depends on

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  6. The potential energy of an object increases with its

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  7. The sum of kinetic energy and the potential energy of an object is cal...

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  8. Ratio of doing work or rate of transfer of energy is defined as ……………

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  9. The measure of speed of the work done is

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  10. The capacity to do work is called ………………

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  11. Work is equal to the product of ……………… and ……………..

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  12. Among these which is a scalar quantity ……………..

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  13. S.I. Unit of work is …………..

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  14. 1 N - m is equal to ……………….

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  15. In case of a vertically up thrown body, the speed of the body while mo...

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  16. If work has positive value, the body on which the work has been done w...

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  17. If work has negative value, the body on which the work has been done ...

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  18. The capacity of doing work by an object depends on ………… and ………….. of ...

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  19. When work is done, energy will be …………… from one object to other.

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  20. The biggest natural and primary source of energy for us is the ……….

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