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. Statement A: Energy is the cause for d...

. Statement A: Energy is the cause for doing work and work is the effect Statement B: Energy is a scalar but power is a vector quantity.

A

A & B is correct

B

A & B are wrong

C

A is correct and B is wrong

D

A is wrong & B is correct

Text Solution

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The correct Answer is:
C
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AAKASH SERIES-WORK POWER ENERGY-EXERCISE - 1A
  1. Statement A: An engine A can perform a given work in 1 hr and engine B...

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  2. One end of a light spring of spring constnat k is fixed to a wall and ...

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  3. . Statement A: Energy is the cause for doing work and work is the effe...

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  4. A bullet strikes a wooden block resting on a frictionless horizontal s...

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  5. (A) When a body is thrown into air, at its maximum height its KE is ze...

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  6. A) Work done by frictional force is always negative B) A body at res...

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  7. (A) When a body slides on rough surface, its momentum is not conserved...

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  8. A) Collision doesn.t require physical contact B) Collision between ...

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  9. (A) For collision, momentum transfer takes place. (B) In ant colli...

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  10. A) When external forces are involved, momentum of the system is not co...

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  11. A) When a ball hits a wall (stationary) it returns back with same velo...

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  12. For a system to follow the law of conservation of linear momentum duri...

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  13. Consider the following statements A and B. Identify the correct choice...

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  14. Consider following statements A and B and identify the correct answer ...

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  15. Consider the following statements .A. and .B. and identify the correct...

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  16. . A sphere A moving with a speed .U. and rotating with an angualr velo...

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  17. Match the pairs in two lists give below {:(,"List - I",,"List - I...

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  18. Match the following {:(,"List - I",,"List - II"),((a),"1HP",(e ),1...

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  19. A body is allowed to fall from a heigh h above the ground. Then match ...

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  20. Match the following {:(,"List -I",,"List - II"),((a),"Elastic colli...

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