PIN/m2) 2x105 A 1 x 105- D 1.0 1.5 2.0 Figure 1. V(m3) ng the gas is ideal, Calculate the work done by the gas in expanding at constant pressure from A Calculate the change in thermal or internal energy of the helium from A→ B. Calculate how much heat is absorbed in going from A → B.
PIN/m2) 2x105 A 1 x 105- D 1.0 1.5 2.0 Figure 1. V(m3) ng the gas is ideal, Calculate the work done by the gas in expanding at constant pressure from A Calculate the change in thermal or internal energy of the helium from A→ B. Calculate how much heat is absorbed in going from A → B.
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Transcribed Image Text:2 (Thermodynamic Process)
Figure 1 shows a PV diagram for n = 0.081 kmol of Helium gas, initially at 27°C and at pressure 2 x
105 N/m², taken over the path A → B → C. (For He C₂, =
R, and Cp = R.)
Transcribed Image Text:p(N/m²)
(a)
(b)
(c)
2x105
1 x 105
0
A
I
1
1.0
1
1.5
I
2.0
Figure 1.
V(m³)
Assuming the gas is ideal,
Calculate the work done by the gas in expanding at constant pressure from A → B.
Calculate the change in thermal or internal energy of the helium from A → B.
Calculate how much heat is absorbed in going from A → B.
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