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What is the relation between average den...

What is the relation between average density and radius of the earth ?

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CHHAYA PUBLICATION-NEWTONIAN GRAVITATION AND PLANETARY MOTION-EXAMINATION ARCHIVE WITH SOLUTIONS (WBCHSE)
  1. Find expressions for the potential energy (V) and the kinetic energy ...

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  2. What is a geostationary satellite ?

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  3. An artificial satellite of mass m is moving round the earth in an orbi...

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  4. Suppose the gravitational force varies inversely as the n th power of ...

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  5. What are the characteristics of geostationary satellite and polar sate...

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  6. What will be the velocity of rotating of earth about its own axis so ...

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  7. What is the relation between average density and radius of the earth ?

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  8. A planet is rotating round a heavy star along a circular path of radiu...

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  9. A man on earth can jump to a maximum height of 2m. To what maximum hei...

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  10. If the radius of the earth becomes half of the present radius , mass ...

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  11. Determine the dimension of gravitational constant .

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  12. The value of the acceleration due to gravity at a height h from the su...

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  13. Gravitational force is

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  14. Define gravitational constant. State its SI unit.

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  15. Mass remaining constant , if the radius of the earth decreases by 1% w...

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  16. An object is projected vertically upwards with a velocity u from the s...

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  17. Considering the earth as a uniform sphere of radius R show that if the...

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  18. Keeping the mass fixed , if the radius of the earth is halved, the acc...

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  19. Define acceleration due to gravity. Deduce an expression of the accele...

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  20. What is meant by gravitational potential energy ? Deduce an expression...

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