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Two planet are revolving around the sun....

Two planet are revolving around the sun. their time periods of revolution and the average radii of the orbits are respectively `(T_1,T_2) and (r_1,r_2)` . The ratio `T_1//T_2` is

A

`((r_1)/(r_2))^(1//2)`

B

`(r_1)/(r_2)`

C

`((r_1)/(r_2))^2`

D

`((r_1)/(r_2))^(3//2)`

Text Solution

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The correct Answer is:
D
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CHHAYA PUBLICATION-NEWTONIAN GRAVITATION AND PLANETARY MOTION-EXERCISE (Multiple choice Questions)
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  2. Two satellites A and B are revolving along circular paths of the same...

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  3. Two planet are revolving around the sun. their time periods of revolut...

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  4. The centripetal force necessary for an artificial satellite revolving ...

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  5. The radii of the orbits of two satellite A and B revolving around a p...

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  6. In the case of the motion of a planet

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  7. Two small artificial satellite are revolving around the earth in two c...

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  8. If the gravitational force is inversely proportional to the n -th powe...

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  9. A satellite of mass m is revolving around the earth at a height x abov...

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  10. The ratio of the magnitudes of the kinetic energy and the potential en...

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  11. Kepler's second law is the consequence of the law of conservation of

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  12. A satellite is moving in an orbit around a planet with kinetic energy ...

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  13. The angle between the equatorial plane and the orbital plane of a geo-...

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  14. The angle between the equatorial plane and the orbital plane of a pola...

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  15. A geostationary satellite orbits around the earth surface in a circula...

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  16. An artificial satellite moving in a circular orbit around the earth h...

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  17. Reason of weightlessness in a satellite is

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  18. A body projected vertically from the earth reaches a height equal to e...

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  19. An orbiting satellite has

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  20. If the daily rotation of the earth ceases suddenly, then the weight of...

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