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Consider a planet moving in an elliptica...

Consider a planet moving in an elliptical orbit round the sun. The work done on the planet by the gravitational force of the sun

A

In some parts of the orbit

B

In any part of the orbit

C

In no part of the orbit

D

In one complete revolution

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The correct Answer is:
A, D
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PHYSICS GALAXY - ASHISH ARORA-GRAVITATION-Advance MCQs
  1. Two objects of masses m and 4m are at rest at an infinite separation. ...

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  2. A planet of mass m is revolving round the sun (of mass M(s) in an elli...

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  3. In Q.No 6.2, if the planet rotates in counter clockwise direction, the...

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  4. A particle of mass m lies at a distance r from the centre of earth. Th...

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  5. Consider a planet moving in an elliptical orbit round the sun. The wor...

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  6. if a satellite orbits as close to the earth's surface as possible.

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  7. Suppose universal gravitational constant starts to decrease, then

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  8. A body is imparted a velocity v from the surface of the earth. If v(0)...

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  9. Let V and E be the gravitational potential field. Then select the corr...

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  10. Inside a uniform sphere of mass M and radius R, a cavity of radius R//...

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  11. A solid sphere of uniform density and radius 4 units is located with i...

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  12. Two tunnels - T(1) " and " T(2) are dug across the earth as shown in ...

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  13. A satellite is revolving round the earth in an elliptical orbit :

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  14. The spherical planets have the same mass but densities in the ratio 1:...

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  15. An artificial satellite is in a circular orbit around the earth. The u...

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  16. Suppose an earth satellite, revolving in a circular orbit experiences ...

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  17. P is a point at a distance r from the centre of a spherical shell of m...

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