An ideal monoatomic gas is confined in a cylinder, fitted with piston, – McqOptions

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1.	An ideal monoatomic gas is confined in a cylinder, fitted with piston, which is connected to spring as shown in figure. The gas is heated by a-small electric heater until the piston moves out slowly by 0.1 m. Find the work done by the gas. Spring constant = 8000 N/m,-piston area \[=8\times {{10}^{-3}}{{\text{m}}^{2}}\] atmospheric pressure \[={{10}^{5}}Pa\].
A.	40 J
B.	80 J
C.	120 J
D.	60 J
Answer» D. 60 J

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