1. The pV-diagramshown illustrates the adiabatic compression of a di-atomic ideal gas from state b to state a. The curveddashed lines represent isotherms. If the gas has aninitial pressure of 160 (kPa], what is its final pres-P (Pa)P.sure?A. 519.5 (kPa]T-420 KВ. 219.3 (КPa]T- 300 KC. 332.4 (kPa]V (m)D. 464 [kPa)Which of the following energy flow dia-gram correctly describes a heat engine that op-erates by taking one mole of a diatomic idealgas through the cycle 1-2-3-4-1 as shownin the pV diagram below.2.Note: 1+2 and 34(7, = 60OK)diabatie processes(T,- 400K)(7= 300K)1 (T, - 200K)Volume (m')A.В.c.D.Hot ReservoirHot ReservoirHot ReservoirHot Reservoir6.24k6.24 k8.73 k8.735.82 k2.084.162.914.16k2.082.91 k5.82 kCold ReservoirCold ReservairCold ReservoirCold Reservoir3.The figure shows a cyclic processwhere a diatomic ideal gas undergoes an isochoric pro-cess from a to b, an isobaric process from 6 to c, an iso-choric process from c to d and finally another isobaricprocess from d back to a. Let p = 2po. V = 2Vo. Whatis the efficiency of the cycle?A. 75.0%V. pVa PoВ. 37.1%С. 154%VolumeD. 10.5%Pressure

P1 = 160kpa. T1 = 300k T2 = 420k Gamma= Y = 1.4 for diatomic gas.

1. The pV-diagram p (Pa) shown illustrates the adiabatic compression of a di- atomic ideal gas from state b to state a. The curved P. dashed lines represent isotherms. If the gas has an initial pressure of 160 (kPa), what is its final pres- sure? A. 519.5 (kPa) T-420 K В. 219.3 (kPa] C. 332.4 (kPa] D. 464 (kPa) P. T-300 K V (m')

1. The pV-diagram p (Pa) shown illustrates the adiabatic compression of a di- atomic ideal gas from state b to state a. The curved P. dashed lines represent isotherms. If the gas has an initial pressure of 160 (kPa), what is its final pres- sure? A. 519.5 (kPa) T-420 K В. 219.3 (kPa] C. 332.4 (kPa] D. 464 (kPa) P. T-300 K V (m')

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter4: The Second Law Of Thermodynamics

Section: Chapter Questions

Problem 18P: A tank contains 111.0 g chlorine gas l2), which is at temperature 82.0 and absolute pressure...

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