A piston cylinder expands from 8 liter to 12 liter with external press – McqOptions

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1.	A piston cylinder expands from 8 liter to 12 liter with external pressure of 900 Pa, what is the work done on the system?
A.	3.6 Joule
B.	– 3.6 Joule
C.	7.2 Joule
D.	– 7.2 Joule
Answer» C. 7.2 Joule

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