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MBD -HARYANA BOARD-GRAVITATION-Example
- 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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- Why is the pressure on the ground more when a man is walking than when...
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- Why is a bucket of water lighter when in water than in air?
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- If a fresh egg is put into a beaker filled with water, it sinks On dis...
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- The radius of the moon is 1.7 xx 10^(6) m and its mass is 7.35 xx 10^(...
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- Find the change in weight percentage of a body when it is taken from e...
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- At what distance from the centre of the earth, the value of accelerati...
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- A block of wood is kept on a table top The mass of the wooden block is...
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- A block of wood is kept on a table top The mass of the wooden block is...
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