Question

.
If the surface tension of water is 0.06 Nm', then the capillary
rise in a tube of a diameter 1 mm is
(a) 1.22 cm
(b) 2.44 cm
(c) 3.12 cm
(d) 3.86 cm​

Answer 1

Answer:

a]1.22cm

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Answer 2

Answer:

capillary rise ( h ) = ( T×coso )/ r×d×g

here T = surface tension

r = radius of capillary tube

d = density of liquid

g = acceleration due to gravity

coso = 1 for water

h = ( 0.06 × 1 )/( 0.5 × 10^-3 )× 10^3 × 10

= 0.06 / 5

= 1.2 cm