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A 20 cm long capillary tube is dipped in...

A 20 cm long capillary tube is dipped in water. The water rises up to 8 cm. If the entire arrangement is put in a freely falling elevator, the length of water column in the capillary tube will be

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SL ARORA-Mechanical Properties of fluids-Exercise
  1. Sap rises from the roots of a plant to its leaves and branches due to

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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  18. Oil spreads on cold water but remains as drop on hot water.

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  19. Tow soap bubbles A and B are formed at the two open ends of a tube. Th...

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  20. It becomes easier to spray the water in which some soap is dissolved. ...

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