Electric Circuit Quiz

What is an electric circuit?

• A path for transmitting electric current

• A device that gives energy to the charged particles

• A device that uses current

• A connecting wire or transmission line

Which laws mathematically describe the performance of electric circuits?

• Ohm's law and Kirchhoff's rules

• Newton's laws of motion

• Einstein's theory of relativity

• Boyle's law and Charles's law

What is a direct-current circuit?

• A circuit that carries current in one direction

• A circuit that carries current back and forth

• A circuit that carries current in multiple directions

• A circuit that carries no current

What is an alternating-current circuit?

• A circuit that carries current in one direction

• A circuit that carries current back and forth

• A circuit that carries current in multiple directions

• A circuit that carries no current

What is a series circuit?

• A circuit where the current flows through each component

• A circuit where the current divides and flows through any branch

• A circuit where the voltage is the same across each branch

• A circuit where the voltage and current vary

What is a parallel circuit?

• A circuit where the current flows through each component

• A circuit where the current divides and flows through any branch

• A circuit where the voltage is the same across each branch

• A circuit where the voltage and current vary

What is the voltage across each branch of a parallel circuit?

• Different for each branch

• Zero

• The same for each branch

• Depends on the power requirements

What provides greater current in a parallel circuit?

• A single battery

• A number of similar batteries connected in parallel

• A generator

• An electron tube

What is an electric circuit in the context of computer circuitry?

• A path for transmitting electric current

• A device that gives energy to the charged particles

• A device that uses current

• A combination of interconnected paths for electron flow in a computer

What determines the speed of operation in computer circuitry?

• The design of its circuitry

• The number of transistors

• The size of the computer

• The type of operating system