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Why does a block of plastic released und...

Why does a block of plastic released under water come up to the surface of water?

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MBD -HARYANA BOARD-GRAVITATION-Example
  1. A ball thrown up verically returns to the thrower after 6 s. Find (a...

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  2. In what direction does the buoyant force on an object immersed in a li...

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  3. Why does a block of plastic released under water come up to the surfac...

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  4. Why does a block of plastic released under water come up to the surfac...

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  5. The volume of 50 g of a substance is 20 cm^3. If the density of water ...

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  6. The volume of 500 g sealed packet is 350 cm^3. Will the packet float o...

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  7. Write Kepler's law in context with the motion of planets.

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  8. How did Robert proved experimentally that all bodies fall in vacuum wi...

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  9. How did Robert Boyle show experimentally that a coin and a piece of pa...

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  10. Prove that acceleration due to gravity is independent of mass.

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  11. Find the value of 'g'.

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  12. VARIATION IN ACCELERATION DUE TO GRAVITY

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  13. Establish the relation between 'g' and 'G' .

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  14. Deduce an expression for it in terms of mass of the earth 'M' And uni...

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  15. Acceleration due to gravity of a body is independent of

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  16. Explain the verification of Archimedes' principle.

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  17. Which is greater - the attraction of earth for 1 kg of iron or attract...

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  18. Why is G called the universal gravitational constant ?

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  19. Why does value of 'g' vary from place to place on earth ?

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

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