150 QUESTIONS and CORRECT ANSWERS LATEST UPDATE
THIS YEAR
Your answers
1 of 154
Term
The power factor is usually between 0.70-1.00 lagging. What is the
average value often taken in making calculations?
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0.95 0.60
0.80 0.85
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2 of 154
Term
,What are the component parts of a distribution system?
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Substation, transmission towers, Generation Station, transmission lines,
isolators, grounding systems, tertiary transformers, switchyards, distribution
circuits, consumer units. panels, service drops.
Distribution Substation, feeder
Power Plant, high-voltage cables,
circuits, switches, protective
circuit breakers, metering equipment,
equipment, primary circuits,
secondary conductors, customer
distribution transformers,
connections.
secondaries, services.
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3 of 154
Term
N- Type semiconductor -______ number of electrons.
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Balanced Neutral
Excess Deficient
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4 of 154
Term
Before lowering a victim to the ground, 2 rescue breathes should be
given so that the throat tissue has less of a chance of swelling shut and
the heart will be more likely to keep beating.
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2 weeks 50
21% initially, 5% used, 16% exhaled Yeah do that.
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5 of 154
Term
Secondary terminals on a transformer in order X3, X2, X1 from left to
right is ____ polarity.
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, Subtractive Invertive
Neutral Additive
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6 of 154
Term
The first electric lights were called electric arc lamps and the first
place they were installed was ____ _.
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New York, USA Berlin, Germany
Paris, France London, England
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7 of 154
Term
The size of a crew needed to pike a 30 ft pole is _______, 35 ft _______, 40 ft
_______, 45 and 50 ft _______