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Question: Answered & Verified by Expert
In an isochoric process if $t_1=27^{\circ} \mathrm{C}$ and, $t_2=127^{\circ} \mathrm{C}$ then $\frac{P_1}{P_2}$ will be equal to $\left[P_1\right.$ and $P_2$ are the pressures at $t_1{ }^{\circ} \mathrm{C}$ and $t_2^{\circ} \mathrm{C}$ respectively]
PhysicsThermodynamicsMHT CETMHT CET 2022 (06 Aug Shift 1)
Options:
  • A $\frac{9}{59}$
  • B $\frac{4}{3}$
  • C $\frac{3}{4}$
  • D $\frac{2}{3}$
Solution:
2535 Upvotes Verified Answer
The correct answer is: $\frac{3}{4}$
At constant volume $P \propto T \therefore \frac{P_1}{P_2}=\frac{T_1}{T_2}=\frac{300}{400}=\frac{3}{4}$

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