EditorialExam Study Guide - August 2020

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.

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Licensing Exam Study Guide Sludge Pump Backwashing Gravity Filter Water Environment Federation Education/Training

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WASTEWATER

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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