JEE Main & Advanced
Physics
Kinetic Theory of Gases
Question Bank
Numerical Value Type Questions - Kinetic Theory of Gases
question_answer
A uniform tube closed at one end contains a pallet of mercury 10 cm long. When the tube is kept vertically with the closed end upward, the length of the air column trapped is\[20\text{ }cm\]. Find the length (in cm) of the air column trapped when the tube in inverted so that the closed end goes down. Atmospheric pressure \[=75\] cm of mercury.