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PhysicsHeat & ThermoFirst lawEasy2 minPYQ_2017
PhysicsEasysingle choice

Cp-Cv=RMandCvare specific heats at constant pressure and constant volume respectively. It is observed that,Cp-Cv=afor hydrogen gas andCp-Cv=bfor nitrogen gas. The correct relation betweenaandbis:

Options:

Answer:
D
Solution:

Cp-Cv=RM

For hydrogenCp-Cv=R2=a

For nitrogenCp-Cv=R28=b

ab=14

a=14b

Stream:JEESubject:PhysicsTopic:Heat & ThermoSubtopic:First law
2mℹ️ Source: PYQ_2017

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