Gravitation MCQs

6. Question

The period of geostationary artificial satellite of earth is




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7. Question

If the radius of the earth were to shrink by 1% its mass remaining the same, the acceleration due to gravity on the earth’s surface would




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8. Question

There is no atmosphere on the moon because




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9. Question

Kepler’s second law regarding constancy of arial velocity of a planet is a consequence of the law of conservation




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10. Question

The escape velocity of projection from the earth is approximately (R = 6400 km)




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