Question

I need this answer me fast​

Answer 1

Answer:

0.9 cm

Explanation:

use the formulae :

$h = \frac{2s \cos( \alpha ) }{rpg}$

h= height raised

s= surface tension

r= radius of capillary tube

p= density of liquid

g= gravitational acceleration

Answer 2

Explanation:

0.9 centimetre................I am sure