Shared Flashcard Set

Details

NCT4 Module 1
Cable Theory and Terms
10
Communication
Professional
09/30/2010

Additional Communication Flashcards

 


 

Cards

Term
Potential Difference
Definition
The difference in voltage beteen one point and another
Term
Conductor
Definition
Substance that allows heat or electricity to pass along through it.
Term
Polarity
Definition
The direction of an electrical field in a radiated wave.
Term
Electrons
Definition
Subatomic particles found in atoms that balance out the positve charge of a proton (within the necleus) with their negative charge
Term
Alternating current
Definition
An electrical current, of which the polarity is periodically reversed.
Term
What range can the human ear hear
Definition
16 to 16,000 Hz (cycles per second)
Term
Types of AC WaveForms
Definition
Sine Wave
Square Wave
Quasi-square Wave
Saw Tooth Wave
Term
A Cycle is Defined as:
Definition
One complete Sine wave.
Term
Frequency
Definition
The number of cycles of an AC waveform that occur in one second
Term
Period(T)
Definition
Amount of time it takes a waveform to complete 1 cycle
Supporting users have an ad free experience!