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The mass of the moon is 1/(81) of the ea...

The mass of the moon is `1/(81)` of the earth but the gravitational pull is `/6` of the earth. It is due to the fact that

A

the radius of the moon is `81/6` of the earth,

B

the radius of the earth is `9/sqrt6` of the moon

C

moon is the satellite of the earth.

D

moon rotates round the earth.

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TARGET PUBLICATION-Gravitation-Exercise
  1. Mass of the Earth is 81 times mass of the Moon and distance between Ea...

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  2. Value of G is to be determined using Cavendish balance. If all quantit...

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  3. The mass of the moon is 1/(81) of the earth but the gravitational pul...

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  4. The radius of the Earth shrinks by 1 %, its mass remaining the same. T...

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  5. If both the mass and radius of Earth decrease by 1 %, the value of acc...

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  6. Consider a planet in some solar system which has mass double the mass ...

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  7. A body weighs 700 gm-wt on the surface of the earth. How much will it ...

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  8. Radius of earth is equal to 6 xx 10^6. Acceleration due to gravity is ...

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  9. A (non-rotating) star collapses onto itself from an initial radius Ri,...

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  10. Where will it be profitable to purchase 1 kilogram sugar?

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  11. A spring balance is graduated on sea level. If a body is weighed with ...

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  12. If a body is taken from the surface of earth to moon, then its weight ...

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  13. The value of 'g' at a certain height above the surface of the earth is...

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  14. Two equal masses, each equal to m are suspended from a balance whose s...

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  15. A body weights 63 N on the surface of the earth At a height h above th...

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  16. The value of 'g' at a depth of 80 km will be (Radius of earth=6400 km ...

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  17. Consider earth to be a homogeneous sphere. Scientist A goes deep down ...

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  18. The acceleration due to gravity at a height 1/20^(th) of the radius of...

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  19. lf change in the value of g at a depth d below the surface of the eart...

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  20. lf the earth of radius R, while rotating with angular velocity ro beco...

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