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Starting from the centre of the earth ha...

Starting from the centre of the earth having radius R, the variation of `g` (acceleration due to gravity) is shown by

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D
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ALLEN -GRAVITATION-EXERCISE 2
  1. A plenet moving along an elliptical orbit is closest to the sun at a d...

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  2. A spherical planet far out in space has a mass M(p) and diameter D(p)....

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  3. A geostationary satellite is orbiting the earth at a height of 5R abov...

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  4. The height a which the weight of a body becomes 1//16th its weight on ...

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  5. Which one of the following plots represents the variation of the gravi...

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  6. If v(e) is escape velocity and v(0), is orbital velocity of satellite ...

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  7. A particle is thrown with escape velocity v(e) from the surface of ear...

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

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  9. Dependence of intensity of gravitational field (E) of earth with dista...

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  10. Kepler's third law states that square of period revolution (T) of a pl...

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

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

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  13. Find the velocity of a satellite at height 80 km from earth. If the ra...

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  14. At what height from the surface of earth the gravitation potential and...

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  15. The ratio of escape velocity at earth (v(e)) to the escape velocity at...

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  16. Starting from the centre of the earth having radius R, the variation o...

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

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  18. Find out energy required (in Giga Joule) to escape a space shuttle of ...

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  19. The acceleration due to gravity at a height 1km above the earth is the...

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  20. Two astronauts are floating in gravitational free space after having l...

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