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Force applied to open or close a water t...

Force applied to open or close a water tap is an example of _____________.

A

elasic collision

B

conservation of momentum

C

couple

D

application of Newton's law of motion

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TARGET PUBLICATION-LAWS OF MOTION-EXERCISE
  1. is a pair of equal and parallel forces acting in opposite directions a...

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  2. The moment of couple is independent of

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  3. Force applied to open or close a water tap is an example of .

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  4. If the force applied to a body produces rotational motion in an anticl...

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  5. Condition of translational equilibrium of a rigid body is

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  6. 6 m long see-saw remains horizontal when two children weighing 20 kg a...

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  7. Where can the total mass of an object be assumed to be concentrated?

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  8. The centre of mass of two particles lies

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  9. Centre of mass of rectangular lamina lies on

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  10. Three equal masses each of 50 g, are placed at the corners of a right ...

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  11. Point masses of 2 kg, 3 kg, 5 kg and 7 kg are placed at the corners of...

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  12. Choose the correct options The centre of mass of a system of two unifo...

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  13. A point through which total weight of the body always acts vertically ...

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  14. For regular shapes of the small body, which of the following statement...

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  15. Choose the correct options For a circular ring centre of gravity lies

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  16. A passenger getting down from a moving bus falls in the direction of t...

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  17. An athlete runs some distance before taking a lang jump, because

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  18. Choose the correct options A bomb of mass 9 kg explodes into two piece...

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  19. The average force necessary to stop a ball of mass 20 g and speed 250"...

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  20. A rider on the horse back falls backwards when horse starts running al...

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