1/16/25, 8:16 PM 2025 NCTI Installer Technician 2025 Update |Complete Exam Set Questions And Verified Answers (solutions) | Get It 100% Ac…
2025 NCTI Installer Technician 2025 Update
|Complete Exam Set Questions And Verified
Answers (solutions) | Get It 100% Accurate!!|
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Terms in this set (200)
20 milliamperes is the 0.02 amperes
same as ________.
(Remember, 1 milliampere
= 0.001 ampere.)
The orbital shell that has Third
a maximum electron
capacity of 18 electrons is
the ___________ shell.
A semiconductor Has four valence electrons.
material
The major factor for The number of electrons in the valence shell.
determining whether a
particular element is a
conductor, a
semiconductor, or an
insulator is
Elements that are called Have very few valence electrons.
conductors
The term voltage The measurement of the difference in potential
normally refers to between two charges.
, 1/16/25, 8:16 PM 2025 NCTI Installer Technician 2025 Update |Complete Exam Set Questions And Verified Answers (solutions) | Get It 100% Ac…
Indicates how many coulombs pass a given point
The ampere
during 1 second.
Electric current is actually The transfer of energy from valence electron to
produced by valence electron as a result of applied charges.
What prevents the The attraction between the positive nucleus and the
electrons that orbit an negative electron.
atom's nucleus at high
speeds from breaking
away from the nucleus
due to centrifugal force?
5 kilovolts is the same as 5 kV.
To create an Wrap a coil of insulated wire around an iron bar and
electromagnet, pass an electric current through the wire.
Was discovered when the Greeks noticed that
Magnetism magnetite always aligned itself in a north and south
direction.
Where only some of the magnetic domains are
In a magnetic material, pointing in the same direction, the magnetic field is
weaker.
The strength of an Determined by the magnitude of the
electromagnetic field is magnetomotive force (mmf).
Created by a straight piece of wire is weaker than
The magnetic field
that created by forming loops of wire.
Always curve around through the body of the
Flux lines
magnet to form complete loops.
Magnetic poles that are Alike, repel
___________ will ____________
each other when those
poles are near each
other.
A permanent-magnet Has a cone that moves back and forth in relation to
loudspeaker the varying current of the original sound.
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