Q.

Two cylindrical vessels of equal cross sectional area contain water up to heights h1>h2   and h2 . The vessels are inter connected so that the levels in them become equal. Calculate the work done by the force of gravity during this process if  ρ is the density of water.

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

ρAh1-h222g

b

ρAh1+h222g

c

ρAh22gh1

d

ρAh12gh2

answer is 1.

(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

Since volume is constantHeight in each vessel after inter connection is  h1+h22Mass of water in vessel in which liquid falls  =ρAh1-h1+h22=ρAh1-h22Height descended by this water =  h1-h22Work done  =ρAh1-h222g
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