Q. Cavitation in a pump occurs when:

पंप में गुहिकायन तब होता है जब:

A
Pressure in the pump falls below the vapor pressure of the liquid
पंप में दबाव तरल के वाष्प दबाव से कम हो जाता है
B
Pump speed is too low
पंप की गति बहुत कम है
C
Discharge is too high
डिस्चार्ज बहुत ज्यादा है
D
Suction head is too high
सक्शन हेड बहुत ऊंचा है

Explanation

Cavitation happens when the local pressure in the pump drops below the vapor pressure of the fluid, causing formation of vapor bubbles.

These bubbles collapse violently, potentially damaging the pump impeller or casing.

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