Q214 Residential Electrical Service_26111

General lighting loads are calculated based on a factor of​ _____ per square foot of living space.

• 2A

• 3mA

• 3VA

• 5VA

The area of an unfinished basement must be considered when calculating the general lighting load of a residence.

• true

• false

Each kitchen in a residence requires at least​ _____ 120-volt, 20A small appliance branch circuits.

• 5

• 2

• 3

• 1

When calculating the electric service​ load, the demand factor used when calculating the general lighting load is​ _____ percent for the first​ 3,000VA.

• 100

• 50

• 90

• 75

The required amperage rating of residential service size is found by dividing the total​ volt-amp load by the highest voltage.

• true

• false

Electric dryer loads are always computed by assigning a​ 5,000VA load to the dryer.

• true

• false

The neutral conductor in​ single-phase residential electrical services is usually smaller than the hot conductors.

• true

• false

A residence with five 120V circuits and four​ 240-volt circuits would require a circuit breaker panel with at least​ _____ spaces.

• 9

• 14

• 20

• 13

Only 15A circuits can be used for the lighting load.

• true

• false

A current imbalance as low as​ _____ will trip a GFCI device.

• 0.5mA

• 100mA

• 4mA

• 4A