Electrical current and charge

What is this the circuit symbol for?

• Cell

• Battery

• Bulb

• Resistor

What is this the circuit symbol for?

• Resistor

• Battery

• Variable Resistor

• Switch

What are the units for current?

• seconds

• Ohms

• Volts

• Amps

Current is the rate of flow of electric___________

• charge

• current

• voltage

• potential difference

If the current on the first ammeter is 5A, what is the current on the second ammeter?

• 5A

• 2.5A

• 0A

• 10A

What is the equation which links current, charge and time?

• Current = charge x time

What piece of equipment is used to find the potential difference in a circuit?

• Ammeter

• Voltmeter

• Ohmmeter

• Thermometer

What is the unit for potential difference?

• voltage

• volts

• amps

• ohms

What does this symbol mean?