Year 10 Physics - Electricity Revision Quiz

What is the voltage between two points in a circuit if 1 Coulomb of charge gains 12 Joules of energy?

• 12 Volts

• 1 Volt

• 120 Volts

• 0.12 Volts

How much energy is transferred when 5 Coulombs of charge moves through a voltage of 4 Volts?

• 20 Joules

• 9 Joules

• 1.25 Joules

• 0.8 Joules

Fill in the blank: Voltage is the "amount of energy each _______ of charge has".

• Coulomb

• Ampere

• Watt

• Ohm

What is the formula for voltage (V) in terms of energy (E) and charge (Q)?

• V = E / Q

• V = Q / E

• V = E * Q

• V = Q - E

1 Volt is equal to how many Joules per Coulomb?

• 1 Joule / Coulomb

• 10 Joules / Coulomb

• 0.1 Joule / Coulomb

• 100 Joules / Coulomb

Current is measured in which unit?

• Volts

• Amperes (A)

• Ohms

• Watts

What current is measured in a circuit, if 10 Coulomb's of charge pass along a point in a circuit every 2 seconds?

• 5 Amps

• 2 Amps

• 10 Amps

• 20 Amps

A current of 10 Amps flows through a circuit. How many Coulomb’s of charge flow past a point in 1 minute?

• 600 Coulombs

• 60 Coulombs

• 10 Coulombs

• 1000 Coulombs

Complete the following conversion table. What is the prefix for 3 kilo amps?

• 3 kA

• 3 mA

• 3 GA

• 3 μA

What is the scientific notation for 4 micro-amps?