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A capillary tube of radius 0.02 cm is di...

A capillary tube of radius 0.02 cm is dipped vertically in a beaker containing mercury. The level of mercury in the tube with respect to the mercury level in the beaker will be (Given density of mercury 13.5 g//cc, Surface tension 540 dyne/cm and the angle of contact `135^@`)

A

2.88 cm below

B

2.88 cm above

C

4.08 cm below

D

4.08 cm above

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