engineering physics MCQ #2774

The ratio of the specific heat capacities (Cp / Cv) for a monatomic ideal gas is

engineering physics MCQ #2774

  1. Question 1

    Q1. The ratio of the specific heat capacities (Cp / Cv) for a monatomic ideal gas is

    • A) 5 / 3
    • B) 7 / 5
    • C) 3 / 2
    • D) 4 / 3

    Answer: 5 / 3

    Explanation: For a monatomic ideal gas, Cp = (5 / 2)R and Cv = (3 / 2)R, so Cp / Cv = 5 / 3.