Ohm's Law

V = I * R

V = Voltage of unit Volt

I = Current of unit Ampere

R = Resistance of unit Ohm

Analogy:

Questions:

  1. An electric heater draws 3.5 A from a 110 V source. The resistance of the heating element is?

  2. If 750 µA is flowing through 11 k of resistance, what is the voltage drop across the resistor?

  3. A resistor is connected across a 50 V source. What is the current in the resistor if the color code is red, orange, orange, silver?

Graph:

Experiment:

If y-axis = Voltage and x-axis = Current,

plot the following points and connect.

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