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What is escape velocity? Find an express...

What is escape velocity? Find an expression for the escape velocity of a body when projected from the surface of the earth. Show that the escape velocity form the earth's surface is about 11.2 km/sec.

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R G PUBLICATION-GRAVIATION-EXERCISE
  1. What is a Geotstationary Satellite? State an essential feature of it.

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  2. Distinguish between gravitation and gravity.

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

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  4. State Kepler's law of planetary motion. Obtain Newton's law of gravita...

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  5. Find the expression of acceleration due to gravity at a high h above t...

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  6. Deduce the relation between the orbital velocity of a body moving roun...

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

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  8. Why G is called universal gravitational constant?

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

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

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

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

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

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  14. What is artificial satellite?

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  15. What is time period and period of revolution?

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  16. Write the unit and dimension of G.

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  17. Write Kepler's laws on planetary motion.

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  18. What is orbital velocity? Derive it expression.

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

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  20. Why gravitational potential not unifrom all places.

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