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A long capillary tube of radius 0.2mm is...

A long capillary tube of radius 0.2mm is placed vertically inside a beaker of water
If the surface tension of water is `7.2 xx 10^(-7)` N/m and the angle of contact between glass and water is zero. Then determine the height of the water column in the tube

A

3 cm

B

9 cm

C

7 cm

D

5 cm

Text Solution

Verified by Experts

The correct Answer is:
C
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