JEE Main 2023 · PhysicsMultiple choiceSingle correctMediumCalculation

JEE Main 10 April 2023, Shift 1, Physics Q33

Question 33 of 90 in this shift, Physics question 3 of 30, Section A.

Consider two containers A and B containing monoatomic gases at the same Pressure (P), Volume (V) and Temperature (T). The gas in A is compressed isothermally to

\frac{1}{8}

of its original volume while the gas in B is compressed adiabatically to

\frac{1}{8}

of its original volume. The ratio of final pressure of gas in B to that of gas in A is

(1) $8^{\frac{3}{2}}$
(2) $4$ Official answer
(3) $8$
(4) $\frac{1}{8}$

Official answer

Option 2

NTA final key.

Chapter: Thermodynamics
Topic: Thermodynamic Processes
Idea tested: Adiabatic Process Analysis

Same idea in other shifts

Asked 16× in all

Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 108 of the 174 JEE Main shifts held from 2017 to 2026.