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Consider a planet in some solar system w...

Consider a planet in some solar system which has a mass double the mass of the earth and density equal to the average density of the earth. An object weighing W on the earth will weigh

A

W

B

2W

C

`W/2`

D

`2^(1/3)W at the planet

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The correct Answer is:
D
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HC VERMA-GRAVITATION-Objective -1
  1. Calculate the centripetal acceleration of moon towards the earth

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  2. Find the accelerationof the moon with respect to the eath from the fol...

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  3. Suppose the acceleration due to gravity at earth's surface is 10ms^-2 ...

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  4. Consider a planet in some solar system which has a mass double the mas...

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  5. If the acceleration due to gravity at the surface of the earth is g, t...

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  6. A person brings a mass of 1 kg from infinity to a point P. Initially t...

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  7. Let V & E be gravitational potential & gravitational field at a distan...

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  8. Let V & E be gravitational potential & gravitational field at a distan...

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  9. What are the values of g and G at the centre of the earth?

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  10. The time period of a satellite orbiting Earth in a circular orbit is i...

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  11. The magnitude of gravitational potential energy of the moon earth sys...

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  12. Figure shows the elipticla path of a planet about the sun. The two sha...

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  13. A person sitting in a train moving at constant velocity throws a ball ...

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  14. A body is suspended from a spring balance kept in a satellite the read...

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  15. The kinetic energy needed to project a body of mass m from the Earth s...

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  16. A particle is kept at rest at a distance R (earth's radius) above the ...

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  17. A satellite is orbiting the earth close to its surface. A particle is ...

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