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MBD -HARYANA BOARD-GRAVITATION-Example
- Why is G called the universal gravitational constant ?
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- Why does value of 'g' vary from place to place on earth ?
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- Why does a body lose weight at the centre of the earth?
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- The weight of an object on the surface of earth is 9.8 N. What does th...
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- What type of motion is exhibited by a freely falling body ?
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- Give points of difference between Acceleration due to gravity (g) and ...
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- You buy weight of sugar at a place situated on equitorial line and the...
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- We cannot move finger without disturbing all stars. Why?
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- Distinguish between gravitational and gravity.
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- If the force of gravity somehow vanishes today, why would we be sent b...
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- What is meant by density and relative density ?
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- What is buoyancy and centre of buoyancy?
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- State Archimedes' principle.
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- How is submarine able to move on water surface as well as go under wat...
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- Explain why, building and dams have wide foundations.
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- Steel sinks in water but a steel boat floats .why ?
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- Why does a sharp knife cut object more effectively than a blunt knife ...
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- Give reasons for the following :A cork piece floats but an iron piece ...
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- Explain the following : Swimmers are provided with an inflated rubber ...
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- Why is it easier to swim in sea water than in the river water ?
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