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Question
An ideal gas expands in volume from 1 × 10−3 to 1 × 10−2 m3 at 300 K against a constant pressure of 1 × 105 Nm−2. The work done is ______.
Options
270 kJ
−900 kJ
−900 J
900 kJ
MCQ
Fill in the Blanks
Solution
An ideal gas expands in volume from 1 × 10−3 to 1 × 10−2 m3 at 300 K against a constant pressure of 1 × 105 Nm−2. The work done is −900 J.
Explanation:
w = −PΔV
= −105 [(1 × 10−2) − (1 × 10−3)] = −900 J
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Thermodynamics Applications - Work
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