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The mass of a planet is 1/25th of the ma...

The mass of a planet is `1/25`th of the mass of the earth. The distance between the planet and the earth is `6xx 10^8` m. At what distance from the earth, the gravity becomes zero

A

`1xx10^8` m

B

`0.32xx10^8` m

C

`5xx10^8` m

D

`0.032xx10^8` m

Text Solution

Verified by Experts

The correct Answer is:
C
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  4. A small body of superdense material, whose mass is half the mass of th...

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  5. If R is the radius of the earth and .g. the acceleration due to gravit...

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  6. The value of acceleration due to gravity .gp. on the surface of a plan...

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  11. If the radius of the earth is 6400 km, the height above the surface of...

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  12. If the change in the value of g at a height h above the surface of the...

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  13. If R is the radius of earth , the height ,at which the weight of a bod...

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  14. Find the depth at which g becomes 4% less than value at surface

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  15. If the radius of the earth is 6400km, the depth at which the accelerat...

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  16. A man weighs 60kg on the surface of the earth. The altitude where his ...

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  17. The acceleration due to gravity at the poles is 10ms^(-2) and equitori...

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  18. If .g. is acceleration due to gravity on the earth.s surface, then the...

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  19. The gravitational potential at centre of earth is

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