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Question

The rise of the water level in a capillary tube of radius 0.07 cm when dipped vertically in a beaker containing water (assuming it to be perfectly wetting) will be.
Given : Surface tension of water is 0.07 Nm1 and g=10 ms2

A
2 cm
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B
4 cm
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C
1.5 cm
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D
3 cm
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