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Water rises to a height of 10cm in a gla...

Water rises to a height of `10cm` in a glass capillary tube. If the area of cross section of the tube is reduced to one fourth of the former value what is the height of water rise now?

A

20 cm

B

5 cm

C

2.5 cm

D

7 cm

Text Solution

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The correct Answer is:
A
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Knowledge Check

  • Water rises to height h' in capillary tube .If the length of capillary tube above the surface of water is made less than 'h' then ……..

    A
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    B
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    C
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    D
    water rises upto a point a little below the top and stays there.
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