Ohm's law recap quiz

Select the correct Ohm's law equation for voltage

Select the correct Ohm's law equation for current

Select the correct Ohm's law equation for resistance

Select the correct version of the Ohm's law triangle

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What will be the potential difference across a 100Ω resistor if a current of 2A is flowing through it?

• 200 V

• 5 V

• 50 V

• 0.02 V

What is the resistance of a circuit if the voltage is 12V and the current is 3A?

• 4 Ω

• 36 Ω

• 0.25 Ω

• 9 Ω

If a 60Ω resistor is connected to a 120V power supply, what is the current flowing through the resistor?

• 2 A

• 0.5 A

• 1 A

• 4 A

Which of these is NOT another term for voltage?

• EMF

• Potential difference

• Load

If the resistance in a circuit is doubled, what happens to the current assuming voltage remains constant?

• The current doubles

• The current is halved

• The current remains the same

• The current becomes zero

Select the correct unit for electrical resistance

• Volt

• Ampere

• Ohm

• Watt