Exam Study Guide - June 2022

Licensing exams can be challenging. Our Exam Study Guide helps you prepare by presenting questions similar to those on an actual exam. You can find many more sample questions on the TPO website at www.tpomag.com/study.


By Rick Lallish

Which type of blower may not be operated against a closed valve?

A. Centrifugal

B. Positive displacement

C. High-speed driven (turbo)

D. Open-impeller single-stage

Answer: B. Blowers and pumps have similar characteristics. Positive displacement...

Please login or register to view TPO articles. It's free, fast and easy!


Comments on this site are submitted by users and are not endorsed by nor do they reflect the views or opinions of COLE Publishing, Inc. Comments are moderated before being posted.