Unit 262 Electrical Measurements Quiz

What is the unit of measurement for electrical current?

• Volts

• Ohms

• Ampere

• Joules

What does the term "voltage" refer to in electrical terminology?

• Resistance to the flow of electrons

• Energy lost by electrons as they flow

• Flow of electrons per second

• Unit of electrical charge

Which unit is used to measure electrical resistance?

• Ampere

• Volt

• Ohm

• Watt

What is the unit used worldwide to measure electric current flow?

• Volt

• Watt

• Ohm

• Ampere

How many electrons constitute one coulomb?

• 6.28 million

• 6.28 billion

• 6.28 trillion

• 6.28 thousand

What is the unit of measurement for electrical pressure?

• A) Ampere

• B) Ohm

• C) Volt

• D) Watt

Voltage is also known as what due to the potential for current flow in a conductor?

• A) Electrical resistance

• B) Electrical potential

• C) Electrical current

• D) Electrical charge

What is the unit of measurement for resistance to the flow of current through a conductor?

• Volts

• Amps

• Ohms

• Watts

What causes the resistance to the flow of free electrons through a conductor?

• The smooth flow of electrons

• The magnetic field around the conductor

• The countless collisions of electrons within the atoms of the conductor

• The temperature of the conductor

What is the total resistance in the circuit shown in the first diagram?

• 9 kΩ

• 3 kΩ

• 1 kΩ

• 6 kΩ