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The rise of a liquid due to surface tens...

The rise of a liquid due to surface tension in a narrow capillary tube of diameter 'd' is 'h' If the diameter is reduced to d/2 , the rise will be

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SL ARORA-Mechanical Properties of fluids-Exercise
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  2. A liquid which completely wet the solid , the angle of contact is ,

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  4. Sap rises from the roots of a plant to its leaves and branches due to

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  5. The height to which a liquid rises in a capillary tube isproportional ...

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  6. A 20 cm long capillary tube is dipped in water. The water rises up to ...

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  7. A lead sphere acquires a terminal velocity upsilon when falls in a vic...

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  8. Explain why (a) the blood pressure is humans is greater at the feet th...

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  9. Assertion : The blood pressure in humans is greater at the feet than...

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  10. We can use water instead of mercury in a barometer.

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  11. Does Archimede's principle hold in a vessel in free fall?

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  12. Explain why a soft plastic bag weighs the same when empty or when fil...

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  13. It is difficult to swim in sea water than in river water.

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  14. A man is sitting in a boat which is floating in a pond. If the man dri...

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  15. A block of ice in which a piece of stone is embedded is floating on wa...

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  16. A boat floating in a water tank is carrying a number of large stones. ...

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  17. Statement-1: A parachute descends slowly whereas a stone dropped from ...

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  18. The density of water is more than the density of air. Even then the cl...

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  19. A mercury barometer always reads less than actual pressure.

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  20. A large force is required to draw apart normally two glass plates encl...

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