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MHT CET 2024 (3 May, Shift 2) · Thermodynamic Processes

Thermodynamic Processes question from MHT CET 2024 (3 May, Shift 2)

Q110MHT CET 2024 · 3 MAY · SHIFT 2Medium

Thermodynamic Processes

A monoatomic gas is heated at constant pressure. The percentage of total heat used for doing external work is

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Answer: (b)

  1. Monoatomic: Cp=52RC_p = \frac{5}{2}R, and at constant pressure WQ=RCp\frac{W}{Q} = \frac{R}{C_p}.
  2. WQ=25=0.4\frac{W}{Q} = \frac{2}{5} = 0.4
  3. So the answer is (b) 40%.
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