Pumps & Pumping Systems Ax

JavaScript isn't enabled in your browser, so this file can't be opened. Enable and reload.

1. The primary purpose of forced draft ventilation in lift stations is to: *

1 point

A. Cool the pumps

B. Keep air pressure equalized

C. prevent odors

D. Remove dangerous gases

2. What pump will not be seriously damaged if the discharge valve were closed for a short time while the pump is running? *

1 point

A. Centrifugal pump

B. Gear pump

C. Plunger pump

D. Positive displacement pump

3. A centrifugal pump with a positive head on the suction side does not need to be: *

1 point

A. Checked

B. Primed

C. Started

D. Valved

4. On a centrifugal pump, additional grease above that recommended by the manufacturer may: *

1 point

A. Cause bearings to overheat

B. Decrease maintenance

C. Increase speed of pump

D. Prolong pump life

5. Leakage of seal water around the packing on a centrifugal pump is required because it acts as a{an}: *

1 point

A. Antifreeze

B. Corrosion inhibitor

C. Noise suppressant

D. Sealant to keep out dirt

6. The invert of a pipe is located *

1 point

A. According to the pipe manufacturer's specifications

B. At the inside bottom of the pipe

C. At the inside cross section

D. At the outside bottom of the pipe

Submit

Clear form

This content is neither created nor endorsed by Google. - Terms of Service - Privacy Policy

Does this form look suspicious? Report