A gasoline engine uses 2 moles of monoatomic ideal gas as the working substance. Figure 3shows the thermodynamic cycle taken by the engine. Process a → b is adiabatic, b →c isisochoric, e → d is isobaric and d → a is isochoric. Given Pa = 1.5 x 106 Pa, Va =%3D6.17 x 10-3 m³, V½ = 2.5 Va and Te = 208 K.PressureP.P.PeV.V, VolumeFigure 3.Given P,V, = P,V and T,V,"-1 = T,V"-1 for adiabatic processCalculate the(a) pressure at state b(b) pressure at state e(c) the net work done by the engine each cycle(d) the entropy change of the working substance in the isochoric processd → a.

A gasoline engine uses 2 moles of monoatomic ideal gas as the working substance. Figure 3 shows the thermodynamic cycle taken by the engine. Process a → b is adiabatic, b →c is isochoric, e → d is isobaric and d → a is isochoric. Given Pa = 1.5 × 10° Pa, Va = 6.17 x 10-3 m², V, = 2.5 V¼ and Te = 208 K. Pressure V, Volume Figure 3. Given P,V = P,V and T,V,"-1 = T3V;"=1 for adiabatic process Calculate the (a) pressure at state b (b) pressure at state c (c) the net work done by the engine each cycle

A gasoline engine uses 2 moles of monoatomic ideal gas as the working substance. Figure 3 shows the thermodynamic cycle taken by the engine. Process a → b is adiabatic, b →c is isochoric, e → d is isobaric and d → a is isochoric. Given Pa = 1.5 × 10° Pa, Va = 6.17 x 10-3 m², V, = 2.5 V¼ and Te = 208 K. Pressure V, Volume Figure 3. Given P,V = P,V and T,V,"-1 = T3V;"=1 for adiabatic process Calculate the (a) pressure at state b (b) pressure at state c (c) the net work done by the engine each cycle

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter3: The First Law Of Thermodynamics

Section: Chapter Questions

Problem 78P: Two moles of a monatomic ideal gas such as helium is compressed adiabatically and reversibly from a...

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