1. Tardigrade
  2. Question
  3. Physics
  4. Select the false statement(s) from the following. I. Two isothermal curves can never intersect each other. II. When air rises up it cools. III. A gas gets cooled on compression. IV. When a gas expands, work is done by the system.

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Q. Select the false statement(s) from the following.
I. Two isothermal curves can never intersect each other.
II. When air rises up it cools.
III. A gas gets cooled on compression.
IV. When a gas expands, work is done by the system.

Thermodynamics

Solution:

Work done in compressing the gas increases the internal energy of the gas.