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Propulsion of rockets is based on the ……...

Propulsion of rockets is based on the ……………………… and ………………………

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Law of conservation of linear momentum & Newtons third law
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FULL MARKS-LAWS OF MOTION-Additional Questions (II. Fill in the blanks)
  1. Turning a tap is an example for ………………………

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  2. Torque is a quantity .

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  3. 1 gf is equal to ……………………… dyne.

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  4. The resultant force acting on a body is equal to zero then the body wi...

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  5. The force which is equal to resultant but opposite in direction is c...

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  6. The product of force and time is ………………………

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  7. Force between the masses is always ………………………

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  8. The quantity of matter contained in the object is known as ………………………

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  9. Magnitude of universal gravitational constant is ………………………

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  10. Propulsion of rockets is based on the ……………………… and ………………………

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  11. Parallel unequal forces are acting in ……………………… directions.

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  12. Torque and force are the ……………………… quantities.

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  13. The unit of moment of a couple is ………………………

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  14. A ……………………… enables you to manoeuore a car easily by transferring a ……...

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  15. ………………………….. is required to produce the acceleration of a body.

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  16. The acceleration is produced along the radius is called as …………………………....

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  17. ………………………….. is equal to the magnitude of change in momentum.

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  18. A large force acting for a very short interval of time is called as ……...

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  19. Mass of the earth …………………………..

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  20. Relation between acceleration due to gravity (g) and the universal gra...

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