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What is the source of centripetal force ...

What is the source of centripetal force that a planet requires to revolve around the sun ? On what factors does that force depend? suppose this force sudenly becomes zero then in which direction will the planet begin to move if no other celeastial body affect it?

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MODERN PUBLICATION-GRAVITATION-EXAMPLE
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  2. A ball thrown up vertically returns to the thrower after 6 s. Find its...

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  3. What is the source of centripetal force that a planet requires to revo...

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  4. On the earth, a stone is thrown from a height in a direction parallel ...

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  5. Suppose gravity of earth suddenly becomes zero, then in which directio...

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  6. Identical packets are dropped from two aeroplanes, one above the equat...

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  7. The weight of any person on the moon is about 1//6 times that on the e...

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  8. Calculate the average density of the earth terms of g, G and R.

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  9. The earth is acted upon by the gravitational attraction of the sun. Wh...

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  10. How does the weight of an object vary with respect to mass and radius ...

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  11. How does the force of attraction between the two bodies depend upon th...

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  12. Two objects of masses m(1) and m(2) having the same size are dropped s...

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  13. Two objects of masses m(1) and m(2) having the same size are dropped s...

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  14. What is the ratio of the force of gravitation between two masses m1 an...

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  15. What is the ratio of the force of gravitation between two masses m1 an...

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  16. State any one phenomenon related to the universal law of gravitation.

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  17. State two factors on which the gravitational force between two objects...

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  18. The gravitational force between two objects is F. How will the force c...

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  19. Define mass of an object?

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  20. The earth is acted upon by the gravitational attraction of the sun. Wh...

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