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UPSC Combined Geo-Scientist

Chemist

  • 2 objective papers
  • 120 questions each
  • 2 h per paper
  • 100 + 300 marks

Prelims Paper II covers chemistry.

UPSC Combined Geo-Scientist, Prelims · 2021 · Paper II, Chemistry · Q53 of 120

Geo-Scientist Prelims 2021 Chemistry Q53: Joule Thomson coefficient for a gas is given by:

QuestionThermodynamics / Joule–Thomson effect

Joule Thomson coefficient for a gas is given by:

  1. (a) \(\mu_{JT} = -C_P\left(\frac{\partial H}{\partial P}\right)_T\)
  2. (b) \(\mu_{JT} = -\left(\frac{\partial H}{\partial P}\right)_T\)
  3. (c) \(\mu_{JT} = -\frac{1}{C_P}\left(\frac{\partial H}{\partial P}\right)_T\)
  4. (d) \(\mu_{JT} = \frac{1}{C_P}\left(\frac{\partial H}{\partial P}\right)_T\)

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