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//To Calculate the Work Done by the Gas
//Example 26.2
clear;
clc;
pA=120*10^3;//pressure (in Pa) of the gas at Point A
pB=120*10^3;//pressure (in Pa) of the gas at Point B
pC=200*10^3;//pressure (in Pa) of the gas at Point C
VA=200*10^-6;//Volume at point A in m^3
VB=450*10^-6;//Volume at point B in m^3
VC=450*10^-6;//Volume at point C in m^3
delVab=VB-VA;//change in the volume of the gas from point A to B
Wab=pA*delVab;//formula for finding the work done by the gas in the process A to B
printf("The Work done by the gas in the process A to B=%d joule",Wab);
delVbc=VC-VB;//change in the volume of the gas from point B to C
Wbc=(pC-pB)*delVbc;//formula for finding the work done by the gas in the process B to C
printf("\nThe Work done by the gas in the process B to C=%d joule",Wbc);
delVca=VC-VA;//change in the volume of the gas from point C to A
Wca=(0.5*(pC-pA)*delVca)+Wab;//formula for finding the work done by the gas in the process C to A
printf("\nThe Work done by the gas in the process C to A=%d joule",-Wca);
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