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A rocket works on the principle of conse...

A rocket works on the principle of conservation of

A

energy

B

mass

C

angular momentum

D

linear momentum

Text Solution

Verified by Experts

The correct Answer is:
B
mass
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FULL MARKS-LAW OF MOTION -ADDITIONAL QUESTIONS SOLVED (MULTIPLE CHOICE QUESTIONS)
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  2. If a block of mass m lying on a frictionless inclined plane of length ...

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  3. A rocket works on the principle of conservation of

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  4. A bomb at rest explodes. The total momentum of all its fragments is

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  5. A block of mass m1 is pulled along a horizontal frictionless surface ...

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  6. A block of mass m is pulled along a horizontal surface by a rope. The ...

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  7. The lines of forces act at a common point is called as

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  8. If the lines of forces act in the same plane, they can be

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  9. Lami's theorem is applicable only when the system of forces are in

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  10. Due to the action of internal forces of the system, the total linear m...

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  11. The velocity with which a gun suddenly moves backward after firing is

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

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  13. SI unit of impulse is

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  14. The force which always opposes the relative motion between an object a...

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  15. The force Which acts in order to oppose the relative motion of the lay...

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  16. When the object is at rest, the resultant of gravitational force and u...

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  17. The magnitude of static frictional force fs lies between

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  18. The unit of coefficient of static friction is

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  19. If the object is at rest and no external force is applied on the objec...

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  20. When object begins to slide, the static friction acting on the object ...

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