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PhysicsHeat & ThermoDifferent processesMedium2 minPYQ_2020
PhysicsMediumnumerical

Starting at temperature300K,one mole of an ideal diatomic gasγ=1.4is first compressed adiabatically from volumeV1toV2=V116.It is then allowed to expand isobarically to volume2V2. If all the processes are the quasi-static then the final temperature of the gas (inoK) is (to the nearest integer) ___________.

Question diagram: Starting at temperature 300 K , one mole of an ideal diatomi
Answer:
1819.00
Solution:

PVy=constant
TV-1=constant
300V11.4-1=TBV1162/5
TB=300×28/5
Now for BC process
VBTB=VcTc
Tc=VcTBvB=2×300×28/5
Tc=1818.859
Tc=1819K

Stream:JEESubject:PhysicsTopic:Heat & ThermoSubtopic:Different processes
2mℹ️ Source: PYQ_2020

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