A liquid rises in a capillary tube of radius r upto height h and tha mass of liquid is 20 gm . If a the radius of capillary tube is half and height is twice , then the new mass of a liquid will be ,
A. 10 gm
B. 80 gm
C. 20 gm
D. 40 gm

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1 Answers

Correct Answer - A
`2pir_(1) = m_(1)g and 2pir_(2)= m_(2)g`

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