Question

A capillary tube of radius R is immersed in water and water rises in it to a height H . Mass of water in the capillary tube is . M If the radius of the tube is doubled, mass of water that will rise in the capillary tube will now be
A. 2 m
B. m
C. m/2
D. 4 m

Answer 1

Correct Answer - A
`m_(2)= "constant" xxr_(2) and m_(1) = "constant " xx r_(1)`
` :. (m_(1))/(m_(2)) = (r_(1))/(r_(2))`