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The radius of the earth is reduced by 4%...

The radius of the earth is reduced by `4%` The mass of the earth remains unchanged What will be the change in escape velocity?

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PATHFINDER-GRAVITATION-QUESTION BANK
  1. What is a geo-stationary satellite ?

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  2. If the radius of the earth-shrinks by 2% and its mass remain same, the...

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  3. The radius of the earth is reduced by 4% The mass of the earth remains...

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  4. Discuss the variation of g (i) with the height above the earth's surfa...

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  5. Discuss the variation of g (ii) with depth below the earth's surface.

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  6. Derive an expression for Gravitational potential above the surface of ...

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  7. What is the ratio of the escape velocity to the orbital velocity for a...

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  8. Show that the gravitational potential at a point, distance r from the ...

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  9. The mass and diameter of a planet are twice those of the earth.What wi...

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  10. Define escape velocity.Deduce anexpression for the escape velocity and...

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  11. A body hanging from a spring stretches it by 1 cm at the earth's surf...

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  12. Show that the velocity of a body released at distance r from the centr...

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  13. Suppose a body of mass m lies on an inside surface of a spacecraft rev...

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  14. A rocket is launched vertically from the surface of the earth with a...

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  15. Does the escape speed of a body from the Earth depend on : the mass o...

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  16. Does the escape speed of a body from the Earth depend on : the locatio...

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  17. Does the escape speed of a body from the Earth depend on : the directi...

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  18. Does the escape speed of a body from the Earth depend on : the height ...

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  19. A comet orbits the Sun in a highly elliptical orbit. Does the comet ha...

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  20. A comet orbits the Sun in a highly elliptical orbit. Does the comet ha...

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