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The algebraic sum of momentum after col...

The algebraic sum of momentum after collison is numerically equal to algebraic sum of momentum before the collision in the absence of _________.

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SURA PUBLICATION-LAWS OF MOTION-ADDITIONAL QUESTIONS & ANSWER ( FILL IN THE BLANKS (COVER WHOLE UNIT) )
  1. The axis of a fixed edge about which the door is rotated is called .

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  2. When the net force acting on a body is not equal to zero than its c...

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  3. The force which produces centripetal acceleration is called .

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  4. The amount of force required to produce an acceleration of 1 ms^(-2...

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  5. Flying motion of birds in the air is an example of Newton's Law of ...

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  6. The apparent weight of a person moving upward in a lift will be .

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  7. The apparent weight of a person moving in a lift will be equal to th...

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  8. A body needs a to move , or bring to rest or change its velocity .

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  9. In vacuum , two objects with a mass 1 kg and 2 kg are dropped from...

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  10. Like parallel forces are two forces that act along direction .

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  11. forces are act along opposite directions.

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  12. If the resultant force is not equal to zero , then it causes the moti...

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  13. Force on a weight balance is an example for .

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  14. Turning a tap , winding or unwinding a screw spinning of a top are ...

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  15. law always act on two different bodies only .

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  16. The algebraic sum of momentum after collison is numerically equal to ...

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  17. Every particle of matter in this universe every other particles wit...

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  18. The value of 'g' at all points on the surface of Earth .

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  19. The mass of Earth is .

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  20. A boy of mass 50 kg runs with a force of 100N , his acceleration woul...

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