Florida Journeyman Electrician CB
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An advantage of an electromagnet over a permanent magnet is that... - an
electromagnet can be switched.
An excellent diffuser surface is one that... - scatters light uniformly in all directions
Light is converted into electricity... - in a photovoltaic cell
The rotating part in a DC motor is known as... - an armature
A device used to pull wires through a conduit is called... - fish tape
In making a resistance test, remember that the resistance of a short circuit is... -
approximately zero
To increase current capacity, battery cells are connected in... - parallel
The hot resistance of an incandescent lamp is approximately ______ times its cold
resistance. - 10 times
The proper way of measuring an unknown voltage with a multi-tester is to... - start
measuring at the highest range
A capacitor stores... - a charge
______ has the lowest dielectric strength. - paper
A form of air switch in which the moving element is a hinged blade wedge between
stationary contact blades when closed is a _____ switch. - knife
If a bare live conductor is touched accidentally, the severity of the electric shock is
determined primarily by... - contact resistance at point of contact
The voltage per turn of the primary of a transformer is _____ the voltage per turn of the
secondary. - sane as
An open resistor when checked with an ohmmeter reads _____. - infinite
The larger the diameter of a wire, the _____ is its resistance. - lesser
Exam 1 Newest | Guaranteed success
Latest
An advantage of an electromagnet over a permanent magnet is that... - an
electromagnet can be switched.
An excellent diffuser surface is one that... - scatters light uniformly in all directions
Light is converted into electricity... - in a photovoltaic cell
The rotating part in a DC motor is known as... - an armature
A device used to pull wires through a conduit is called... - fish tape
In making a resistance test, remember that the resistance of a short circuit is... -
approximately zero
To increase current capacity, battery cells are connected in... - parallel
The hot resistance of an incandescent lamp is approximately ______ times its cold
resistance. - 10 times
The proper way of measuring an unknown voltage with a multi-tester is to... - start
measuring at the highest range
A capacitor stores... - a charge
______ has the lowest dielectric strength. - paper
A form of air switch in which the moving element is a hinged blade wedge between
stationary contact blades when closed is a _____ switch. - knife
If a bare live conductor is touched accidentally, the severity of the electric shock is
determined primarily by... - contact resistance at point of contact
The voltage per turn of the primary of a transformer is _____ the voltage per turn of the
secondary. - sane as
An open resistor when checked with an ohmmeter reads _____. - infinite
The larger the diameter of a wire, the _____ is its resistance. - lesser
