In a 3-stage air compressor, the inlet pressure is p1, discharge pressure is p4 and the intermediate pressures are p2 and p3 (p2 < p3). The total pressure ratio of the compressor is 10 and the pressure ratios of the stages are equal. If p1 = 100 kPa, the value of the pressure p3 (in kPa) is _______.

In a 3-stage air compressor, the inlet pressure is p1, discharge press

1.	In a 3-stage air compressor, the inlet pressure is p1, discharge pressure is p₄ and the intermediate pressures are p₂ and p₃ (p₂ < p₃). The total pressure ratio of the compressor is 10 and the pressure ratios of the stages are equal. If p₁ = 100 kPa, the value of the pressure p₃ (in kPa) is _______.
A.	464.15 kPa
B.	454.15 kPa
C.	474.15 kPa
D.	460.15 kPa
Answer» B. 454.15 kPa

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