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The escape velocity from the surface of ...

The escape velocity from the surface of earth is `v_e` . The escape velocity from the surface of a planet whose mass and radius are 3 times those of the earth will be

A

`9 v_e`

B

`v_e`

C

`3 v_e`

D

`12 v_e`

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TARGET PUBLICATION-Gravitation-Exercise
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  2. Infinite number of bodies, each of mass 2 kg are situated an x-axis at...

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  3. The escape velocity from the surface of earth is ve . The escape veloc...

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  4. The ratio of escape ve locity at earth (ve) to the escape ve locity at...

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  5. A black hole is an object whose gravitational field is so strong that ...

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  6. A space station is at a height equal to the radius of the Earth. If VE...

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  7. A period of geostationary satellite is

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  8. Two satellites A and B go round a planet in circular orbits having rad...

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  9. A satellite S is moving in an elliptical orbit around the earth. The m...

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  10. A remote - sensing satellite of earth revolves in a circular orbit at ...

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  11. The time period of a geostationary satellite is 24 h, at a height 6RE(...

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  12. If a satellite has to orbit the earth in a circular path every 6 hrs, ...

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  13. A satellite is moving with a constant speed 'v' in a circular orbit ab...

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  14. A satellite is orbiting close to the earth and has a kinetic energy K....

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  15. A body of mass m is dropped from a height nR above the surface of the ...

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  16. A satellite has kinetic energy K, potential energy V and total energy ...

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  17. What is the minimum energy required to launch a satellite of mass m fr...

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  18. A satellite of mass m is orbiting the earth ( of radius R) at a height...

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  19. The ratio of binding energy of a satellite at rest on earth's surface ...

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  20. If the mass of the Sun were ten times smaller and the universal gravit...

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