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If an artificial satellite is moving in ...

If an artificial satellite is moving in a circular orbit around earth with speed equal to one fourth of `V_(e)` from earth, then height of the satellite above the surface of the earth is

A

3R

B

5R

C

7R

D

8R

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The correct Answer is:
C
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AAKASH INSTITUTE-GRAVITATION -EXERCISE
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  6. If radius of earth contracted by 0.1% , its mass remaining same then w...

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  7. If mass of earth decreases by 25% and its radius increases by 50% , th...

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  8. Two point objects of mass 2x and 3x are seperated by a distance r. kee...

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  9. Acceleration due to gravity at surface of a planet is equal to that at...

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  10. Weight of a body decreases by 1.5% , when it is raised to a height h a...

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  11. Let escape velocity od a body a kept surface of a planet is u , ...

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  12. Let kinetic energy of a satellite is x, then its time of revolution ...

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  13. If an artificial satellite is moving in a circular orbit around earth ...

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  14. Which graph best represents the variation of radius r of a circular...

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  15. A satellite of mass 200 kg revolves around of mass 5 xx 10^(30) ...

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  16. Two satellites A and B go around a planet in circular orbits of radii ...

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  17. Calculate the escape speed of an atmospheric particle which is...

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  18. The ratio of the kinetic energy required to be given to a satellite to...

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  19. A satellite is revolving around earth in a circular orbit at a unifo...

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  20. Mark the correct statement (i) Escape velocity does not depend on...

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