Properties Of Solids And Liquids Question 195
Question: A liquid is kept in a cylindrical vessel which is being rotated about a vertical axis through the centre of the circular base. If the radius of the vessel is r and angular velocity of rotation is , then the difference in the heights of the liquid at the centre of the vessel and the edge is
Options:
A)
B)
C)
D)
Show Answer
Answer:
Correct Answer: B
Solution:
From Bernoulli’s theorem,
Here,
therefore
Now,
and