Physics - Heat & Thermo Question with Solution | TestHub

PhysicsHeat & ThermoThermodynamics Laws & Specific Heats of GasesEasy2 minQB

PhysicsEasyinteger

A gas has 8 degrees of freedom per molecule on average. It does 30 J of work expanding at constant pressure. Find the heat absorbed in joules.

Answer:

150

Solution:

$C_{p} = (\frac{f}{2} + 1) R = 5 R$ . At constant pressure $W = R Δ T$ and $Q = C_{p} Δ T$ , so $Q = 5 W = 150$ J.

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

⏱ 2mℹ️ Source: QB

Loading discussions...