CEI Electrical System Components

Question 1

What is the function of a circuit breaker?

Accepted Answer

Interrupt current during faults

Answer

Provide constant current

Answer

Store electrical energy

Answer

Convert AC to DC

Question 2

Which device steps down voltage for household use?

Accepted Answer

Transformer

Answer

Generator

Answer

Capacitor

Answer

Fuse

Question 3

What does a ground fault circuit interrupter (GFCI) do?

Accepted Answer

Protects against electric shock

Answer

Measures voltage

Answer

Converts AC to DC

Answer

Provides power backup

Question 4

Which component stores electrical charge temporarily?

Accepted Answer

Capacitor

Answer

Resistor

Answer

Transformer

Answer

Circuit breaker

Question 5

What is the role of wiring in electrical systems?

Accepted Answer

Connect components and conduct electricity

Answer

Generate power

Answer

Store electricity

Answer

Measure voltage

Question 6

What device protects circuits from overload by melting?

Accepted Answer

Fuse

Answer

Switch

Answer

Relay

Answer

Transformer

Question 7

Which component converts mechanical energy to electrical energy?

Accepted Answer

Generator

Answer

Motor

Answer

Battery

Answer

Capacitor

Question 8

What does a relay do in an electrical circuit?

Accepted Answer

Control circuit operation

Answer

Store energy

Answer

Convert AC to DC

Answer

Provide illumination

Question 9

Which component regulates voltage in electrical systems?

Accepted Answer

Voltage regulator

Answer

Circuit breaker

Answer

Transformer

Answer

Switch