Which of the following is a common cause of failure in submersible pumps?
AImproper installation
BOvervoltage
CLow fluid level
DAll of the above
Answer:
D. All of the above
Read Explanation:
Submersible pumps often fail due to improper installation, overvoltage, and low fluid levels. Improper installation can cause misalignment and excessive mechanical stress, leading to early wear and failure of pump components.