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The earth attracts an apple. Does the ap...

The earth attracts an apple. Does the apple also attract with earth ? If it does, why does the earth not move towards the apple ?

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MBD-GRAVITATION-Example
  1. Distinguish between Gravitation and Gravity.

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  2. Explain why a small piece of stone is not attracted towards another bi...

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  3. The earth attracts an apple. Does the apple also attract with earth ? ...

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  4. If the force of gravity somehow vanishes today, why would we be sent b...

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  5. What is meant by density and relative density ?

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  6. What do you mean by buoyancy? In which direction does the buoyant forc...

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  7. State Archimedes' principle.

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  8. Name two forces which act on a body immersed in a liquid. Give the dir...

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  9. How is submarine able to move on water surface as well as go under wat...

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  10. Give reason when Big buildings and dams have wide foundations for safe...

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  11. A steel needle sinks in water but a steel ship floats. Explain how ?

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  12. Give reasons for the following :A sharp blade is more effective in cut...

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  13. Give reasons for the following :A cork piece floats but an iron piece ...

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  14. Explain the following : Swimmers are provided with an inflated rubber ...

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  15. Explain the following : It is easier of swim in sea water than in rive...

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  16. Why is the pressure on ground more when a man is walking than when he ...

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  17. Why a bucket of water is lighter when in water than when it is taken o...

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  18. If a fresh egg is put into a beaker filled with water, it sinks. On di...

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  19. Two spheres of 1kg mass each are separated by 3 m. Calculate the gravi...

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  20. The radius of moon is 1.7 xx10^6m and its mass is 7.35xx 10^22 kg. Wha...

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