Gce Model Questions Vol1 2024 Physics Question 47

Practice objective / multiple choice question 47 from the 2024 Gce Model Questions Vol1 Physics examination.

Gce Model Questions Vol1 2024 Physics Objective / Multiple Choice Medium Difficulty
Question 47 GCE_MODEL_QUESTIONS_VOL1 • 2024 • PHYSICS • objective

One mole of an ideal gas is initially at \(P_{1}=100\,\text{kPa}\) and \(T_{1}=300\,\text{K}\). It is heated at constant volume until its pressure reaches \(P_{2}=250\,\text{kPa}\). The gas then expands adiabatically until its temperature returns to \(T_{3}=300\,\text{K}\). Assuming the gas is diatomic with \(\gamma=1.4\), determine (a) the final volume after the adiabatic expansion and (b) the total work done by the gas during the whole process.

Answer Options

Correct Answer A. V₃ ≈ 0.247 m³, W ≈ 9.35 kJ
B. V₃ ≈ 0.300 m³, W ≈ 10.20 kJ
C. V₃ ≈ 0.210 m³, W ≈ 8.10 kJ
D. V₃ ≈ 0.180 m³, W ≈ 7.50 kJ
Correct Answer
A
Correct Option:
V₃ ≈ 0.247 m³, W ≈ 9.35 kJ

About This Question

This is Gce Model Questions Vol1 2024 Physics Question 47. It is one of the objective questions from the 2024 Gce Model Questions Vol1 Physics examination.

Difficulty level: Medium .

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