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A stone is released from the top of a to...

A stone is released from the top of a tower of height 19.6 m. Calculate its final velocity just before touching the ground.

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R G PUBLICATION-GRAVITATION-EXAMPLE
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  2. A ball is thrown vertically upwards with a velocity of 49 m/s. Calcula...

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  3. A stone is released from the top of a tower of height 19.6 m. Calculat...

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  4. A stone is thrown vertically upward with an initial velocity of 40 m/s...

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  5. Calculate the force of gravitation between the earth and the Sun, give...

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  6. A stone is allowed to fall from the top of a tower 100 m high and at t...

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  7. A ball thrown up vertically returns to the thrower after 6 s. Find the...

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  8. A ball thrown up vertically returns to the thrower after 6 s. Find the...

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  9. A ball thrown up vertically returns to the thrower after 6 s. Find its...

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

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

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

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

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  14. The value of g

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  15. The weight of an object at the centre of the earth of radius R is

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  16. The S.I. unit of gravitational constant is

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  17. Mass of the earth

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  18. The weight of a body of mass 1 kg

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  19. The unit of relative density is

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  20. By doubling the mass of a solid body, its density becomes-

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