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If the radius of earth strinks by one pe...

If the radius of earth strinks by one percent it mass remaining the same by what percent will the acceleration due to gravity change at surface.

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R G PUBLICATION-GRAVIATION-EXERCISE
  1. What is the difference between inertial mass and gravitational mass ?

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  2. What is the relation between gravitational intersity and gravitational...

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  3. If the radius of earth strinks by one percent it mass remaining the sa...

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  4. What is escape velocity? Find an expression for the escape velocity of...

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  5. Under what condition gravitation potential of a body will be zero?

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  6. What is artificial satellite?

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  7. What is time period and period of revolution?

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  8. Write the unit and dimension of G.

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  9. Write Kepler's laws on planetary motion.

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  10. What is orbital velocity? Derive it expression.

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  11. What is the difference between inertial mass and gravitational mass ?

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  12. Why gravitational potential not unifrom all places.

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  13. What is artificial satellite?

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  14. What is a Geotstationary Satellite? State an essential feature of it.

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  15. Write about weightlessness in space.

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  16. The orbital radius of earth in 1.49 xx 10^13 cm. Calculate the mass of...

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  17. A saturn year is 29.3 times the earth year. How far is the saturn from...

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  18. A rocket is fired from the earth towards the sun. At what distance for...

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  19. How acceleration due to gravity changes with variation of height 'h'.

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  20. Drive the expression for time period fo an artificial satellite.

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