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Question
Two moles of an ideal monoatomic gas are taken around a cycle ABCA as shown in the figure. The work done during the cycle is ______.
Options
zero
`"PV"/2`
PV
2PV
MCQ
Fill in the Blanks
Solution
Two moles of an ideal monoatomic gas are taken around a cycle ABCA as shown in the figure. The work done during the cycle is `"PV"/2`.
Explanation:
Work done = Area of triangle
= `1/2 xx "AC" xx "AB"`
= `1/2 xx "V" xx "P"`
= `"PV"/2`
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Thermodynamic State Variables and Equation of State
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