Journeyman Electrical Closed Book Exam #1(100% Correct)
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Course
Journeyman Electrical
Institution
Journeyman Electrical
An advantage of an electromagnent over a permanent magnent is that ____. - ANSWERAn electromagnent can be switched on and off.
An excellent diffuser surface is one that ____. - ANSWERScatters light uniformly in all directions.
Light is converted into electricity ____. - ANSWERIn a photovoltai...
Journeyman Electrical Closed Book
Exam #1(100% Correct)
An advantage of an electromagnent over a permanent magnent is that ____. - ANSWERAn
electromagnent can be switched on and off.
An excellent diffuser surface is one that ____. - ANSWERScatters light uniformly in all directions.
Light is converted into electricity ____. - ANSWERIn a photovoltaic cell.
The rotating part of a DC motor is known as ____. - ANSWERArmature.
A device used to pull wires through a conduit is called ____. - ANSWERFish tape.
In making a resistance test, remember that the resistance of a short circuit is ____. -
ANSWERApproximately zero.
To increase current capacity, battery cells are connected in ____. - ANSWERParallel.
The hot resistance of an incandescent lamp is approximately ____ times it's cold resistance. -
ANSWERTen.
The proper way of measuring an unknown voltage with a multi-tester is to ____. - ANSWERStart
measuring at the highest range.
A capacitor stores ____. - ANSWERA charge.
____ has the lowest electrical strength. - ANSWERPaper.
A form of air switch in which the moving element is a hinged blade wedge between stationary
contact blades when closed is a ____ switch. - ANSWERKnife.
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