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IMA Chapter 4
IMA Chapter 4
26
Other
Not Applicable
10/02/2006

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Term
AC- Alternating Current
Definition
Current travels in one direction for part of a cycle and the other direction for the remainder
Term
Capacitor
Definition
Store electrical charge.
Term
Conductor
Definition
any material allowing the smooth flow of charged particles.
Term
Current
Definition
the flow of electrons between two points of an electrical circuit
Term
Current Electricity
Definition
The passage of charged particles on departing one atom from another
Term
Direct Current
Definition
Current flowing in only one acknowledged direction
Term
Electromagnet
Definition
wires coiled to increase the power of magnetic fields.
Term
Electron
Definition
neagtive charge, orbit nucleus
Term
Ground
Definition
if there is a power surge the power goies to the ground
Term
Impedance
Definition
The conceptual equivalent of resistance measured in ohms. Used in AC
Term
LED
Definition
Light Emitting Diode
Term
Neutron
Definition
Nuetral element in an atoms nucleus
Term
Ohm's Law
Definition
the quantity of current floeing in a piece of wire is directly porportional to the amount of present voltage, wjile inversely proportional to the contributed resistance
Term
Power
Definition
measure of the rate at which the energy in a system is expanded
Term
Proton
Definition
positively charged element in a nucleus
Term
Resistance
Definition
the precise measure of electrical current a material will recieve
Term
Resistor
Definition
confer circuits resistance. can be set or variable
Term
RMS
Definition
Root-Mean-Square, in an AC wave the strength rating averages at 120 volts.
Term
Schematic
Definition
blueprint representation of electricities course through a plotted point
Term
Single Phase Power
Definition
one sine wave of AC. used in residential electrical outlets
Term
Static Electricity
Definition
when an imbalance of positive and negative particles exist between two forms of matter
Term
Three-Phase Power
Definition
feeds commercial institutions
Term
Three-Wire Single Phase
Definition
feeds equipment with the summed loads of two single phase lines
Term
Transformer
Definition
Transform voltage by stepping AC voltage either up or down
Term
Transformer
Definition
Transform voltage by stepping AC voltage either up or down
Term
Transistor
Definition
Amplifies signals, acts as toggle switches in communication with other devices
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