Exam 6: Determining Branch Circuit, Feeder Circuit, and Service Entrance Requirements

Section 210.11(C)(4) requires at least one 120-volt, 20-ampere garage branch circuit to supply light fixtures in each attached garage and each detached garage that has electrical power.

For the types of branch circuits found in residential wiring, the fuse or circuit breaker size can never be larger than ____________________ amperes for a 12 AWG copper conductor.

The point on the wiring system at which current is taken to supply electrical equipment is called a receptacle.

How are the electric heating and the air conditioning loads computed when calculating the total electrical load for a residential service?

The NEC states that the load for a household electric clothes dryer must be computed at ____________________ watts or the nameplate rating, whichever is greater.

According to Table 310.15(B)(16) in the NEC, the ampacity for a 12 AWG copper conductor using the 60 degree Celsius column is ____________.

The NEC requires at least ____________________ small-appliance circuits be installed in each dwelling unit.

A 200-ampere-rated panel is designed and manufactured to accommodate __________ circuits.

A house with 2000 square feet of habitable living space will require at least _________ general lighting circuits if 15-ampere circuit breakers are used to provide circuit protection.