JEE Main 2010 — Thermodynamics Question with Solution
JEE Main 2010
Question
A diatomic ideal gas is used in a Car engine as the working substance. If during the adiabatic expansion part of the cycle, volume of the gas increases from to the efficiency of the engine is
Choose an option
Show full solutionCorrect option: B
Correct answer
B
Step-by-step explanation
The efficiency of cycle is
for adiabatic process
For diatomic gas
Practice this on the real CBT interface
Solve this JEE Main question (and the rest of the Thermodynamics chapter) on PrepSharp's TCS iON-style CBT player — with timer, bookmarks and session analytics.
Solve interactively →About this question
This is a previous-year question from JEE Main 2010, covering the Thermodynamics chapter of Physics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.