Chapter: Physics· JEE

A Carnot's engine working between 400 K and 800 K has a work output of 1200 J per cycle.

A Carnot's engine working between 400 K and 800 K has a work output of 1200 J per cycle. The amount of heat energy supplied to the engine from the source in each cycle is

(1) 1800 J (2) 2400 J (3) 3200 J (4) 1600 J

Doubtly Asked 15 Apr 2021 Student doubt jeemainmarch2021 Save WhatsApp Report

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Best answer

(2) 2400 J

Explaination::

\({W\over Q_{in}}=1-{T_2\over T_1}=1-{1\over2}={1\over2}\)

\({1200\over Q_{in}}={1\over2}\)

Q_in=2400 J

Doubtly · 15 Apr 2021 Report

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A Carnot's engine working between 400 K and 800 K has a work output of 1200 J per cycle.

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