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Working of rocket or jet is based on:-...

Working of rocket or jet is based on:-

A

Newton's law

B

Newton's II law

C

Newton's III law

D

All the three laws

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The correct Answer is:
C
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ALLEN -NEWTONS LAWS OF MOTION-EXERCISE-II
  1. Newton's II law of motion connects:

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  2. The distance x covered in time t by a body having initial velocity v(0...

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  3. Working of rocket or jet is based on:-

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  4. When a horse pulls a wagon, the force that causes the horse to move fo...

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  5. A man is at rest in the middle of a pond on perfectly smooth ice. He c...

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  6. A body A mass m(1) exerts a force on another body B of mass m(2) . If ...

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  7. There are three Newton's laws of motion namely I, II and III : we can ...

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  8. What would happen if gravity suddenly disappears?

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  9. Two bodies of masses 4 kg and 5kg are acted upon by the same force. If...

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  10. A jet water, whose cros section is 'a' strikes a wall making an angle ...

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  11. Action and reaction:- (For a given system) (a) Act on the two diffe...

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  12. When we kick a stone, we get hurt. Due to which one of the following p...

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  13. Ten one-rupee coins are put on top each other on a table. Each coin ha...

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  14. A mass of 6 kg is suspended by a rope of length 2m from a celling. A f...

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  15. The force exerted by the floor of an elevator on the foot of a person ...

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  16. A lift can move upward or downward. A light inextensible string fixed ...

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  17. Two blocks each having a mass m are placed as shown in the figure. The...

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  18. Two blocks of masses 2.9 kg and 1.9 kg are suspended from a rigid supp...

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  19. The pulleys and strings shown in fig are smooth and of negligible mass...

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  20. A metal sphere is a string fixed to a wall. The forces acting on the s...

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