Basic Electricity – Resistance And Ohm’s Law

A tutorial on the basics of resistance, resistors, and Ohm’s law which describes the relationship between voltage, current and resistance. I also show you how to build a simple resistor + LED circuit.
300 LEDs for :
500 resistors for :
9V battery clips:
Adjustable power supply:
Previous video on LEDs:
Next video on power and watts:
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