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Question 2.7: An engine piston has an area of 50 cm² and moves 6 cm during...

An engine piston has an area of 50 cm² and moves 6 cm during part of suction stroke. 350 cm³ of fresh air is drawn in from the atmosphere. The pressure in the cylinder during suction stroke is 0.9 bar and atmospheric pressure is 1 bar. The flow resistance in the suction pipe and inlet valve is accounted for by the difference of atmospheric pressure and suction pressure. Calculate the net work done during the process.

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