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When a glass capilary tube of the radius...

When a glass capilary tube of the radius 0.015 cm is dipped in water, the water rises to a heigth of 15 cm within it. Assuming the contact angle between water and glass to be `0^@`, the surface tension of water is
`[rho_("water") = 1000 kg m^(-3), g = 9.81 m s^(-2)`]

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