LESSON 15
PRACTICE EXERCISE
The following items will test your knowledge of the material covered in this
lesson. There is only one correct answer for each item. When you complete
the exercise, check your answers with the answer key. If you answer any
items incorrectly, go back to the part of the lesson that contains the
information involved and study again.
1.
Which type of instrument measures the flow by separating the flowing
stream into volumetric segments and counting them?
A Turbine meter.
.
B Inferential rate meter.
.
C Positive displacement meter.
.
D Prover.
.
2.
What type of mesh is used for a line strainer?
A 5 mesh or more.
.
B 15 mesh or more.
.
C 20 mesh or more.
.
D 25 mesh or more.
.
3.
How
often should the diaphragm valve on an air eliminator be checked?
A.
Daily.
B.
Weekly.
C.
Monthly.
D.
Never.
4.
What type of prover is used for proving small meters on tank trucks and
at service station type installations?
A. Mechanical displacement prover.
B. Five-gallon prover.
C. Open volumetric prover.
D. Closed volumetric prover.
5.
If a meter is out of tolerance by more than _________ for every 100
gallons registered then it must be adjusted or taken out of service.
A. .0025
B. .025
C. 2.5
D. 25
12-130
QM 5099
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