Resistors
Valerie Ramirez 2nd-Fitzgerald April 4th, 2014
What Is A Resistor And What Does It Do ?
Resistors Are Used To Direct The Flow Of A Current To Certain Parts Of The Circuit. Resistors Also Are Used To Determine The Voltage Gain Of An Amplifier.
What is a resistor?
Symbol
Resistance Is The Resistor's Ability To Reduce The Current And Is Also Measured In The Units Of Ohms: Symbol, Ω.
Ohm's Law
Ohm's Law: I = V/R
I = Current Measured In Amps
V = Voltage Measured In Volts
R = Resistance Measured In Ohms
What is a Resistor?
Resistors
Four Band Resistor Color Code:
1st Band: Provides The First Digit Of The Code
2nd Band: Provides The Second Digit Of The Code
3rd Band: Is The Multiplier
4th Band: Indicates The Tolerance Value