JEE-MAIN SERIES Physics
Adiabatic Processes
5 previous year questions.
Volume: 5 Ques
Yield: Medium
High-Yield Trend
3
2026 2
2024 Chapter Questions 5 MCQs
01
PYQ 2024
medium
physics ID: jee-main
The volume of an ideal gas ( ) is changed adiabatically from 5 litres to 4 litres. The ratio of initial pressure to final pressure is:
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4
02
PYQ 2024
medium
physics ID: jee-main
1
1.75
2
1.4
3
1.52
4
1.35
03
PYQ 2026
medium
physics ID: jee-main
A cylinder with adiabatic walls is closed at both ends and is divided into two compartments by a frictionless adiabatic piston. Ideal gas is filled in both (left and right) the compartments at same . Heating is started from left side until pressure changes to . If initial volume of each compartment was litres then the final volume in right-hand side compartment is _____ litres. (for this ideal gas ).
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04
PYQ 2026
medium
physics ID: jee-main
A vessel contains of a gas at pressure bar and temperature with and . It expands adiabatically till pressure falls to bar. The work done during this process is ____ kJ. (R is gas constant)}
05
PYQ 2026
medium
physics ID: jee-main
Initial pressure and volume of a monoatomic ideal gas are and . The change in internal energy of this gas in adiabatic expansion to volume is ________ J.
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