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The earth revolves about the sun in an e...

The earth revolves about the sun in an elliptical orbit with mean radius `93 xx 10^7 m` in a period of 1 year. Assuming that there are no outside influences, then

A

the earth's kinetic energy remains constant

B

the earth's angular momentum remains constant

C

the earth's potential energy remains constant

D

all the statements above are correct.

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TARGET PUBLICATION-Gravitation-Exercise
  1. The atmosphere is held to the earth by

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  2. The earth rotates about the sun in an elliptical orbit. At which point...

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  3. The earth revolves about the sun in an elliptical orbit with mean radi...

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  4. Kepler's third law i.e. T^2propR^3, is a consequence of law of conserv...

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  5. According to Kepler, the period of revolution of a planet (T) and its ...

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  6. The earth revolves round the sun in one year. If the distance between ...

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  7. If the distance between the earth and sun becomes 1/4 ^(th), then its ...

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  8. Newton's law of gravitation is universal because

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  9. The force of attraction between any two particles in the universe is d...

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  10. Which of the following represent the Newton's law of universal gravita...

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  11. The force of attraction between two unit point masses separated by a u...

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  12. Which of the following statements about the gravitational constant is ...

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  13. The dimension of the universal constant of gravitation G is

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  14. Gravitational constant in the M.K.S. system is of the order of

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  15. Which of the following is the S.I. unit of universal gravitational con...

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  16. The C.G.S. unit of universal gravitational constant is

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  17. Two bodies of masses m and 2m are kept at distance r apart from each o...

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  18. The gravitational constant G is equal to 6.67xx10^(-11)N m^2//kg^2 in ...

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  19. The force of gravitation between two bodies of mass 1kg each separated...

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  20. The value of gravitational constant is determined using

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