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If the displacement of the object is in ...

If the displacement of the object is in the direction opposite to the direction of force applied, then the work done is ……………….

A

Positive

B

Negative

C

0

D

none of these

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The correct Answer is:
B
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VGS PUBLICATION-BRILLIANT-WORK AND ENERGY-CONCEPTUAL UNDERSTANDING - OBJECTIVE TYPE QUESTIONS
  1. If work has positive value, the body on which the work has been done w...

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

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

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

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

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  6. The energy possessed by an object due to its motion is called …………. en...

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  7. The numerical expression for kinetic energy is K.E. = ……………………

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  8. P.E. = ………………..

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  9. In an iron box ……………… energy converts into ……………energy.

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  10. Power = ………………….

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  11. The unit of power is ………….

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  12. kinetic energy of an object increases with its ………………..

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  13. If the displacement of the object is in the direction opposite to the ...

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  14. Work (W) = …………………..

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

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  16. Mechanical energy = ……………..

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  17. 1 Watt = ………………

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  18. Work done by gravitational force on a freely falling body ………….

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  19. Work done by friction on a body moving on plain ground ……………

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  20. Work done by a porter standing with luggage on his head is ……….

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