For a monatomic ideal gas in isobaric expansion from V₁ to 3V₁, find ΔT/T₁:
A1/3
B3
C2
D1
Answer & Solution
Correct answer: C. 2
Isobaric (P constant): V/T constant → V₁/T₁ = 3V₁/T₂ → T₂ = 3T₁. ΔT = T₂ - T₁ = 2T₁. So ΔT/T₁ = 2.
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