CHI Electrical Systems Inspection

Question 1

What is the purpose of a ground fault circuit interrupter (GFCI)?

Accepted Answer

To protect against electrical shock

Answer

To prevent circuit overload

Answer

To improve voltage regulation

Answer

To reduce fire risk

Question 2

Where are GFCI outlets typically required?

Accepted Answer

Bathrooms and kitchens

Answer

Bedrooms

Answer

Dining rooms

Answer

Living rooms

Question 3

What is the standard voltage for most residential outlets in the US?

Accepted Answer

120 volts

Answer

240 volts

Answer

110 volts

Answer

100 volts

Question 4

What component distributes electricity throughout a home?

Accepted Answer

Electrical panel

Answer

Power meter

Answer

Transformer

Answer

Junction box

Question 5

What is a common sign of an overloaded circuit?

Accepted Answer

Breaker tripping frequently

Answer

Buzzing outlets

Answer

Warm light switches

Answer

Loose wiring

Question 6

Which wire color typically represents the hot wire in US residential systems?

Accepted Answer

Black

Answer

Green

Answer

White

Answer

Red

Question 7

What is the role of a circuit breaker?

Accepted Answer

Prevent circuit damage

Answer

Enhance signal strength

Answer

Provide wireless access

Answer

Insulate conductors

Question 8

Why must aluminum wiring be inspected?

Accepted Answer

It expands and contracts more

Answer

It corrodes faster

Answer

It is expensive

Answer

It lacks insulation

Question 9

What is knob-and-tube wiring?

Accepted Answer

Old-style open wiring

Answer

Modern insulated wiring

Answer

Wireless system

Answer

Energy-efficient upgrade