Answers
P(Pa) 3000 2000 To oo A 2 3 V6 Vi The work done by the gas W = Spor where p = pares sure infinitesimal change in volume.
Av - is the work done = Area under pr diagram. work done during the process AB TWAB Area under the carre AB = Arrear of triangle ABC & Area of rectangle (Achay) work done dursing the process CA TA = Area under ACVRY The negative sign shows the compressive work. Total work done w = WAB+ WeA = Arrea of the trange.
:. The net work done Arrea of the trotangh ABC (2* 2000) 2000T using The total heat flow can be calculated by the first haw of the modynamies AQ = 10+ AW AQ = AE + AW But for an or cyctic process DE=0 AQ= AW 200oJ Mathematical representation.
ور & VITI) =( 1000 Pa, im, 300k) Pa/N9, T2 ) - (2000 Pa , 3mp, 1083 * temperature can be found out by wing the ideal gas equation. - PV T 3000 X 3 1083 K 8.31 . (@,V3, T) - (1060 Pa, 3 m3, 36) * T PV R 4000X3 8.31 = 361K
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For the prouss 3 - 1 AQ = dut sw = 2R (T. - T3) {x8.31 (300-361) = - 760 J AQ = Autow AW= P(v. - V) 00(1-3) - 1000 =-2000J & Q = - 27605 A Enemas = AE, & AE₂ + OES = +9765+ - 9004 - 760 AW = AwtoW₂ 5W3 = 4000J +0 - 200 T AW= total 2oooT
AQ AQ, toQz+uQ, = 13,765 + - 9004 - 2760 2000 J
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