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Water rises to a height of 6 cm in a cap...

Water rises to a height of 6 cm in a capillary tube of radius `r`. If the radius of the capillary tube is 3r, the height to which water will rise is ….cm.

A

18

B

9

C

2

D

3

Text Solution

Verified by Experts

The correct Answer is:
C
`T=(hrdg)/(2cos theta), h prop (1)/(r )`
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