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Physics - Heat & Thermo Question with Solution | TestHub

PhysicsHeat & ThermoThermodynamics Laws & Specific Heats of GasesMedium2 minQB

PhysicsMediumnumerical

A gas is expanded to three times its volume, once isobarically (work $W_{1}$ ) and once isothermally (work $W_{2}$ ), from the same initial state. Find $\frac{W _{2}}{W _{1}}$ (three decimals).

Answer:

0.55

Solution:

$W_{1} = 2 n RT$ , $W_{2} = n RT ln 3$ . Ratio = $\frac{ln 3}{2} = 0.549$ .

Subject:PhysicsTopic:Heat & ThermoSubtopic:Thermodynamics Laws & Specific Heats of Gases

⏱ 2mℹ️ Source: QB

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