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A sphere of mass 40 kg is placed at a di...

A sphere of mass 40 kg is placed at a distance of 0.9 from a sphere of mass 60 kg. If the two spheres attract eacch other with a force of 0.02 mgf, find the value of gravitational constant.

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  2. State Keplers' laws of planetary motion.

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  3. Derive Newton's law of gravitation from Kepler's law.

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  4. Show that the angular momentum is equal to twice the product of mass a...

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  5. explain how the mass of the sun can be found by studying the motion of...

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  6. State and explain Newton's third Law of motion.

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  7. Explain Newton's laws of gravitation and hence deduce the definitin of...

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  8. State the universal law of gravitation.

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  9. What is meant by acceleration due to gravity ?

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  10. The acceleration due to gravity depends on

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  11. Derive an expression for the variation of acceleration due to gravity ...

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  12. How g and G are related?

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  13. show that the acceleration of free fall g at the surface of earth and ...

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  14. Starting from the expression of gravitational force between two bodies...

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  15. How does value of acceleration due to gravity vary with altitude

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  16. How does value of acceleration due to gravity vary with altitude

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  17. What do you mean by acceleration due to gravity?

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  18. What do you mean by acceleration due to gravity?

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  19. Define acceleration due to gravity. What is the value?

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  20. Derive an expression for the variation of acceleration due to gravity ...

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  21. The acceleration due to gravity depends on

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