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A diatomic gas with γ=1.4 does 400 J of work when it is expanded isobarically. The heat given to the gas in the process is ______ J.

Asked in JEE Main 27th June 2nd Shift 2022 · Isobaric Heat and Work

Answer: 1400

Step-by-step solution

Isobaric: Q/W=γ/(γ-1)=3.5.

Q=3.5×400=1400 J.

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