Question: During the compression stroke in an automobile engine, air initially at 95 kPa and 305 K is compressed according to PV 1.48 = constant. The

During the compression stroke in an automobile engine, air initially at 95 kPa and 305 K is compressed according to PV^1.48 = constant. The engine compression ratio (= V₁/V₂) is 7.5. Determine

(a) The work

(b) The heat transfer, each in kJ/kg.

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Given Initial Pressure P1 95 kPa Initial Temperature T1 305 K Compression Ratio r V1V2 75 Process PV... View full answer

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