Properties Of Solids And Liquids Question 294

Question: A beaker containing a liquid is kept inside a big closed jar. If the air inside the jar is continuously pumped out, the pressure in the liquid near the bottom of the liquid will

Options:

A)Increases

B)Decreases

C)Remain constant

D)First decrease and then increase

Show Answer

Answer:

Correct Answer: B

Solution:

Total pressure at (near) bottom of the liquid $ P=P _{0}+h\rho g $

As air is continuously pumped out from jar (container), $ P _{0} $ decreases and hence P decreases.



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