Q.

When a capillary tube is dipped in water, water rises upto 8 cm in the tube. What happens when the tube is pushed down such that its end is only 5 cm above the outside water  level

Moderate

Unlock the Full Solution and Master the Concept

Get a detailed solution and exclusive access to our masterclass to ensure you never miss a concept
By Expert Faculty of Sri Chaitanya

a

The radius of the meniscus increases and  therefore water does not overflow

b

The radius of the meniscus decreases and therefore water does not overflow

c

The water forms a droplet on top of    the tube but does not overflow

d

The water start overflowing

answer is A.

(Detailed Solution Below)

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

Detailed Solution

capillary rise h= 2TRdg where R is the raidus of curvature. if h is insufficient then R increases and no overflow
ctaimg
Choose your Grade and Exam
edit icon

Connect with our

Expert Counsellors

access to India's best teachers with a record of producing top rankers year on year.

+91

We will send a verification code via OTP.

whats app icon