試題詳解

23.An ejector’s performance can be rated based on the ratio of the pressure at the discharge port divided by the pressure at the suction port, referred to as the compression ratio. For the ejector with pressures at the discharge and suction ports of 2 and 0.5 bars, the compression ratio is .
(A)1
(B)1.5
(C)2.5
(D)4