Easy MCQ +4 / -1 PYQ · JEE Mains 2021

The correct relation between the degrees of freedom f and the ratio of specific heat $\gamma$ is :

  1. A $f = {2 \over {\gamma - 1}}$ Correct answer
  2. B $f = {2 \over {\gamma + 1}}$
  3. C $f = {{\gamma + 1} \over 2}$
  4. D $f = {1 \over {\gamma + 1}}$

Solution

$\gamma = 1 + {2 \over f}$<br><br>$\Rightarrow$ $f = {2 \over {\gamma - 1}}$

About this question

Subject: Physics · Chapter: Thermodynamics · Topic: Zeroth and First Law

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