OHM's Law

Who discovered Ohm's Law?

• Isaac Newton

• Albert Einstein

• Nikola Tesla

• Georg Ohm

What is the unit of measurement for current?

• Volt

• Ampere

• Ohm

• Watt

What does the equation V = I * R represent?

• Voltage is equal to current multiplied by resistance

• Resistance is equal to voltage divided by current

• Voltage is equal to current divided by resistance

• Current is equal to voltage divided by resistance

If a lamp has a resistance of 15 ohms and the voltage is 60 volts, what is the current?

• 2 amps

• 1 amp

• 6 amps

• 4 amps

How can Ohm's Law be useful in real-world applications?

• To calculate the speed of light

• To find the gravitational force between two objects

• To determine the amount of current a circuit will draw

• To measure the temperature of a circuit