2.1 Figure 2.1 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 → C. (For He C₁ = R, and C₁ = R.) Assuming the gas is ideal, 3 (i) (ii) p(N/m²) 2 x 105 1 x 105 Determine the final pressure Show that the change in entropy is zero. 0 1.0 B 1.5 2.0 V(m3) Figure 2.1
2.1 Figure 2.1 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 → C. (For He C₁ = R, and C₁ = R.) Assuming the gas is ideal, 3 (i) (ii) p(N/m²) 2 x 105 1 x 105 Determine the final pressure Show that the change in entropy is zero. 0 1.0 B 1.5 2.0 V(m3) Figure 2.1
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Transcribed Image Text:2.1 Figure 2.1 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 C₁ = R, and C₂ = R.)
Assuming the gas is ideal,
3
5
2
(i)
(ii)
p(N/m²)
2 x 105
1 x 105
Determine the final pressure
Show that the change in entropy is zero.
0
1.0
B
1.5
C
2.0
V(m3)
Figure 2.1
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