Wiring Materials

There are several factors involved in electrical wiring installation but the foremost consideration is ________.

• cost

• labor

• safety

• function

The standard number or diameter of wires for convenience outlet layout should be?

• 12

• 14

• 18

• 10

To comply with the requirements of the Philippine Electrical Code, the appropriate fuse rating for lighting outlet should be ________.

• 15 amperes

• 30 amperes

• 60 amperes

• 20 amperes

Planning and designing of electrical wiring plan is being done in order to:

• Provide efficient and effective wiring system of the building.

• Maintain quality workmanship.

• Avoid overloaded circuit.

• Protect the circuit from high current.

Circuit breakers are used to protect household electrical circuits. What is the ampacity rating of the breaker used for convenience outlets or general-purpose circuits?

• 20 amperes

• 30 amperes

• 15 amperes

• 60 amperes

An electrical component used to control electrical circuit in two different locations is called:

• four-way switch

• three-way switch

• push-button switch

• remote controlled switch

The size of electrical wire recommended for installing lighting fixtures is:

• No. 12 AWG

• No. 10 AWG

• No. 18 AWG

• No. 14 AWG

Which of the following electrical symbols in wiring diagram means that there are three wires running in a line?

• ----/-/-/----

• -----/-/-/-/----

• ------------

• S3W

What type of switch is used when you want to control one lamp or group of lamps in two different locations?

• Two, 3-way switch

• One, 4-way switch

• Two, single switch

• Duplex switch

The electrical plans for residential house include the following items, EXCEPT:

• Substation plan

• Location plan

• Floor plan showing location of service

• Layout of wiring plan for general lighting and receptacles outlets