Physics - Heat & Thermo Question with Solution | TestHub

PhysicsHeat & ThermoThermodynamics Laws & Specific Heats of GasesMedium2 minQB
PhysicsMediumsingle choice

A fixed mass of gas undergoes the cycle of changes represented by as shown in Figure 3.76. In some of the changes, work is done on the gas and in others, work is done by the gas. In which pair of the changes is work done on the gas?

figure

Options:

Answer:
D
Solution:

Work is done on the gas when its volume decreases. The volume decreases along and . D.

Subject:PhysicsTopic:Heat & ThermoSubtopic:Thermodynamics Laws & Specific Heats of Gases
⏱ 2mℹ️ Source: QB

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