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The weight of an object on the surface o...

The weight of an object on the surface of earth is 9.8 N. What does this statement mean?

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MBD -HARYANA BOARD-GRAVITATION-Example
  1. Why does value of 'g' vary from place to place on earth ?

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  2. Why does a body lose weight at the centre of the earth?

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  3. The weight of an object on the surface of earth is 9.8 N. What does th...

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  4. What type of motion is exhibited by a freely falling body ?

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  5. Give points of difference between Acceleration due to gravity (g) and ...

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  6. You buy weight of sugar at a place situated on equitorial line and the...

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  7. We cannot move finger without disturbing all stars. Why?

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  8. Distinguish between gravitational and gravity.

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

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  10. What is meant by density and relative density ?

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  11. What is buoyancy and centre of buoyancy?

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  12. State Archimedes' principle.

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

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  14. Explain why, building and dams have wide foundations.

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  15. Steel sinks in water but a steel boat floats .why ?

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  16. Why does a sharp knife cut object more effectively than a blunt knife ...

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

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

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  19. Why is it easier to swim in sea water than in the river water ?

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

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