Movement speed of motor shaft is _________ when diffuser is used.
A. decreased
B. increased
C. remains constant
D. none
Answer:A
Movement speed of motor shaft is _________ when diffuser is used.
A. decreased B. increased C. remains constant D. none
Explanation: Motor shaft speed is increased when diffuser is used. When diffuser is used it converts the pressure energy of the gas into rotation of motor shaft and diffuses the working fluid.