A narrow capillary tube when dipped in b...

A narrow capillary tube when dipped in beaker containing water, the rise is 20 cm . If the area of cross section of the bore is reduced to `(1//4)^(th)` value , water will rise to a height of

A

10 cm

B

20 cm

C

40 cm

D

80 cm

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The correct Answer is:

C

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