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According to Kepler's second law, the ra...

According to Kepler's second law, the radial vector to a planet from the Sun sweeps out equal areas in equal intervals of time. This law is a consequence of:

A

conservation of linear momentum

B

conservation of angular momentum

C

conservation of energy

D

conservation of kinetic energy

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The correct Answer is:
B
Kepler's second law is a consequence of conservation angular momentum.
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  2. Why a body weighs less at the equator than at the poles?

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  3. Where does a body weigh less? At the sea level or on the mountains?

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  4. Why do you feel giddy while moving on Raatinam (or) Carrousel?

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  7. If Earth be at one fourth its present distance from the Sun, how many ...

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  8. State Newtons Universal law of gravitaion.

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  9. Why does the gravitational potential energy U(r) is always negative?

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  10. What happens to the acceleration due to gravity on account of rotation...

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  11. Under what condition, the gravitational potential energy of a body wil...

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  12. Can we determine the gravitational mass of a body inside an artificial...

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  13. Mention the factors which determine whether a planet would have an atm...

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  14. If the Earth stops rotating about its axis, then by what value will th...

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  15. A hippopotamus and a frog are to be projected out of Earth into space....

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  16. Tides arise in the ocean. Give reason.

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  17. Why does an astronaut in a spacecraft feel weightlessness?

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  18. Where does the weight of a body become zero?

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  19. Why a body weighs less at the equator than at the poles?

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  20. Where does a body weigh less? At the sea level or on the mountains?

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  21. Why do you feel giddy while moving on Raatinam (or) Carrousel?

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