Electrical Concepts Quiz

What is the unit of electric current?

• Volt

• Ohm

• Ampere

• Watt

Ohm's Law states that the current flowing through a conductor is directly proportional to:

• Resistance

• Voltage

• Power

• Inductance

Which device is used to measure electrical current?

• Voltmeter

• Ammeter

• Ohmmeter

• Multimeter

The unit of electrical resistance is:

• Ohm

• Volt

• Ampere

• Farad

A circuit that has only one path for current flow is called:

• Parallel Circuit

• Series Circuit

• Open Circuit

• Short Circuit

What is the formula for electrical power?

• P = I²R

• P = V/I

• P = IR

• P = VI

Which of the following is a non-conductor of electricity?

• Copper

• Silver

• Wood

• Aluminum

What type of current is supplied to household appliances?

• Direct Current (DC)

• Alternating Current (AC)

• Static Current

• Induced Current

The term 'voltage' refers to:

• The flow of electric charge

• The resistance in a circuit

• The difference in electric potential

• The rate of doing work

Which material is commonly used as an electrical insulator?

• Iron

• Rubber

• Copper

• Silver