Which one of the following describes pump cavitation?
A. Vapor bubbles are formed when the enthalpy difference between pump discharge and pump suction exceeds the latent heat of vaporization.
B. Vapor bubbles are formed in the eye of the pump impeller and collapse as they enter higher pressure regions of the pump.
C. Vapor bubbles are produced when the localized pressure exceeds the vapor pressure at the existing temperature.
D. Vapor bubbles are discharged from the pump where they collapse on downstream piping and cause localized water hammers.
Show Answer
Answer: B
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