Exam Study Guide - August 2020

Maintaining your education is important, especially in a career that demands licensing exams. Prove you’re an expert operator by answering these questions and others from our Exam Study Guide Series.


By Rick Lallish

Which of the following pumps would be the least effective for pumping heavy sludges?

A. Progressing cavity

B. Rotary lobe

C. Centrifugal

D. Diaphragm

Answer: C. Progressive cavity pumps are well suited for pumping...

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