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A geostationary satellite orbits around ...

A geostationary satellite orbits around the earth in a circular orbit of radius 36000km. Then, the time period of a spy satellite orbiting a few hundred kilometers above the earth's surface will approximately be ( Given: Radius ofEarth =6400 km )

A

`(1/2) h`

B

1h

C

2h

D

4h

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MODERN PUBLICATION-Unit Test - Gravitation-Example
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  2. A geostationary satellite is orbiting the earth at a height 6 R above ...

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  3. A geostationary satellite orbits around the earth in a circular orbit ...

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  4. A satellite is moving with a constant speed v in circular orbit around...

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  7. The force keeping the planets in elliptical orbit is

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  10. The mass of the moon is about 1.2% of the mass of the earth. Compared ...

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  11. Two bodies of masses m1 and m2 fall from height h1 and h2 respectively...

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  14. g1 and g2 denote acceleration due to gravity on the surface of the ear...

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  15. Force of gravitational attraction is least

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  16. The weight of the body at earth's surface is W. At a depth half way to...

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  17. The change in the value of g at a heighth above the surface of the ear...

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  18. If the earth stops rotating, the value of g at the equator will

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  19. What is the unit of intensity of gravitational field?

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