(100% Accurate)
An electromagnet can be switched on and off - ANSWERAnd advantage of an electromagnet over a
permanent magnet is
Scatters light uniformly in all directions - ANSWERAn excellent diffuser surface is one that
In a photovoltaic cell - ANSWERLight is converted into electricity
Armature - ANSWERThe rotating part of a DC motor is known as
Fish tape - ANSWERA device used to pull wires through a conduit is called
Approximately zero - ANSWERIn making a resistance test, remember that the resistance of a short
circuit is
Parallel - ANSWERTo increase current capacity, battery cells are connected in
10 - ANSWERThe hot resistance of an incandescent lamp is approximately how many times it's cold
resistance
Start measuring at the highest range - ANSWERThe proper way of measuring and unknown voltage
with a multi-tester is to
A charge - ANSWERA capacitor stores what?
Paper - ANSWERWhat has the lowest dielectric strength
Moisture resistant and thermoplastic - ANSWERType TW conductor is what type?
, Low permeability - ANSWERSteel is hard to magnetize because of its
Commutator - ANSWERA repulsion motor is equipped with a
increase - ANSWERWhen the temperature of a copper wire is raised, the resistance will
Starting - ANSWERThe capacitor in a capacitor-start induction-run AC motor is connected in series
with what winding?
Cover - ANSWERDefined as the shortest distance measured between a point on the top surface of
any direct buried conductor, cable, conduit and a top surface of finish grade
A battery - ANSWERAn ohmmeter consists of a meter movement in series with what?
Oil and soap - ANSWERGreece is a lubricant that is basically a combination of what?
Open - ANSWERThe continuity of a coil of winding may be determined by measuring the resistance
of the coil. If the resistance measured is infinite, the coil winding is what?
SPDT - ANSWERA three-way switch is equivalent to what kind of switch?
It makes the operation of each appliance independent with each other - ANSWERThe main reason
that electrical appliances are connected in parallel rather than series is?
Voltage - ANSWERA step up transformer increases what?
Inductive - ANSWERA circuit with a lagging current means the circuit is what?
0.4 ohms - ANSWERIf a conductor has a resistance of 0.2 ohms and the link is doubled, the resistance
becomes what?
Preventing a short circuit between conducting wires - ANSWERInsulating materials have the function
of