epd exam latest actual exam 120 questions and corr
epd exam latest actual exam 120
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EPD EXAM LATEST ACTUAL EXAM 120 QUESTIONS AND
CORRECT DETAILED ANSWERS WITH RATIONALES
(VERIFIED ANSWERS) |ALREADY GRADED A+
And a base meter has terminals located on the back side of the meter - ANSWER:
False
The resistor is the part of a watt hour meter that introduces a retarding effect on the
disk - ANSWER: False
List the six basic parts of a watt hour meter - ANSWER: Cover
Retardimg magnet
Register
Rotating meter disk
Stater
Base
The basic principles of operation of the electro mechanical watt hour meter
introduce around 1900 are totally different from those of today's electro-mechanical
meters - ANSWER: False
The interaction of the current and potential coil flexes and the induced eddy current
flexes in a meter disc produce disc rotation - ANSWER: True
Which of the following are types of watt hour meter bases - ANSWER: E. Both a and
d
The voltage rating on a meter nameplate indicates the voltage rating of The Meters
potential coil or coils - ANSWER: True
The rating in amps of a meters current coils is called - ANSWER: Class
All polyphase meters have two or more Staters - ANSWER: True
When the voltage requirements of a customer exceed the rating of a self-contained
meter which of the following instrument Transformers are needed in conjunction
with a Transformer rated meter to measure the customers loads - ANSWER: C. Both
a and b
Which of the following is an example of a self-contained meter class - ANSWER: Class
200
The tests which use in conjunction with a Transformer rated meter is used to the
energized the customers loads while the meter is being tested - ANSWER: False
, Transformer rated meters are used when voltage and or current exceeds the ratings
of self contained meters - ANSWER: True
When a comparison test is made on a watt hour meter the current through the
meter the test standard and the Phantom load are all the same - ANSWER: True
As found accuracy test on self contained meters are typically made at what two
power levels - ANSWER: Full load ( 15 amps )
Light load ( 1.5 amps )
Which of the following is used in comparison testing to supply a regulated current
during the test - ANSWER: A phantom load
Which of the following items was a common factor in all of the examples of energy
that version in the video tape presentation - ANSWER: Tampered with or missing
seals
Which of the following are typical meter man responsibilities - ANSWER: D. All the
above
Fence Company meter seals that have been tampered with can usually be
discovered visually it is not necessary to pull on a seal to see if it is in the proper
position - ANSWER: False
List the three basic guidelines that should be followed to ensure safety in meter
work - ANSWER: Know requirements for job
Plan job carefully
Use proper work methods
Meter Personnel should be able to look at a meter installation and identify the -
ANSWER: D. All the above
All meter installations are basically the same - ANSWER: False
Planning a job involves - ANSWER: E. Only a and b
the proper attitude is an important part of safety on the job - ANSWER: True
to pick up a heavy load Bend at the knees and keep your back straight - ANSWER:
True
Keeping equipment and work areas neat and orderly is good for moral but really has
no effect on job safety - ANSWER: False
If a meter installation is inaccessible or hazardous meter Personnel should correct
the situation complete the job and then notify the proper owner - ANSWER: False
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