Thermodynamics PYQ

An ideal gas undergoes an isothermal expansion. Which of the following is true?

An ideal gas undergoes isothermal expansion at temperature T. If the volume doubles, by what factor does the pressure change?

The efficiency of a Carnot engine operating between temperatures T₁ (source) and T₂ (sink) is:

For an ideal gas, Cp - Cv is equal to:

For an ideal gas undergoing isothermal process

The molar specific heat of a gas in a process PV² = constant is:

The efficiency of a Carnot engine working between 127°C and 27°C is:

An ideal gas undergoes a cyclic process ABCA where AB is isothermal...

A Carnot engine operates between temperatures 600 K and 300 K...

Two moles of an ideal monoatomic gas occupy a volume 2V at temperature 300 K...