Question
Medium
Solving time: 3 mins
A cylindrical vessel filled with a liquid is closed by a smooth piston of mass ' ' as shown in the figure given below. The area of crosssection of the piston is . If the atmospheric pressure is , then what will be the pressure of the liquid just below the piston?
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Text solutionVerified
Let the pressure of the liquid just below the piston be .
Downward force on piston is sum of and
Upward force on piston is PA.
As the piston is in equilibrium,
upward force downward force
Downward force on piston is sum of and
Upward force on piston is PA.
As the piston is in equilibrium,
upward force downward force
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Question Text | A cylindrical vessel filled with a liquid is closed by a smooth piston of mass ' ' as shown in the figure given below. The area of crosssection of the piston is . If the atmospheric pressure is , then what will be the pressure of the liquid just below the piston? |
Topic | Mechanical Properties of Fluids |
Subject | Physics |
Class | Class 11 |
Answer Type | Text solution:1 |
Upvotes | 131 |