Chapter 20 Electrical Flashcards

1
Q

Amperage is defined as:
(1) a measure of electrical potential.
(2) a measure of electrical consumption.
(3) a measure of electrical flow.
(4) none of the above.

A

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2
Q

Under the Canadian Electrical Code, houses of more than 80 m2 must have an electrical service capacity of not less than:

(1) 100 amps.
(2) 125 amps.
(3) 150 amps.
(4) There is no minimum requirement of electrical service capacity; it is up to the discretion of the builder.

A

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3
Q

Which of the following heating systems offers rapid response to extreme outside temperature changes?

(1) electric baseboard heating
(2) electric heated hot water radiant unit
(3) central gas fired forced hot air
(4) central gas fired forced hot water

A

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4
Q

which of the following statements regarding electrical service is false

  1. if the home is less than 25 years old, the size of the main breaker usually determines the service
  2. the wires to most homes carry 120/240 volt, 3 wire electric electrical services
  3. the Canadian electrical code requires that new or substantially renovated houses of more than 80 square meters have a service capacity of at least 100 amps
  4. voltage is measure of power of consumption
A

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5
Q

Amperage is defined as:
(1) a measure of electrical potential.
(2) a measure of electrical consumption.
(3) a measure of electrical flow.
(4) none of the above.

A

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