Pressure energy is added to the air steam at _________ pressure ratios in compressor jet propulsion cycles.
A. high
B. low
C. medium
D. none
Answer:A
Pressure energy is added to the air steam at _________ pressure ratios in compressor jet propulsion cycles.
A. high B. low C. medium D. none
Explanation: Pressure energy is added to the air steam at low pressure ratios on compressor jet propulsion cycles.