NCCER Practice Exam PT 11

What is the minimum number of small-appliance circuits required by the NEC® in a kitchen area?

• 3

• 2

• 1

• 4

When sizing the general lighting load for electric services, the first 3,000VA is rated at what percentage?

• 85%

• 100%

• 50%

• 65%

According to NEC Section 220.53, a demand factor of 75% may be applied to four or more of what?

• heating loads

• air conditioning loads

• fixed appliances

• electric stoves

When sizing residential electric services, the laundry load is calculated as what?

• 1,800VA

• 1,500VA

• 2,400VA

• 1,200VA

What is the minimum service disconnect rating for a one-family dwelling?

• 250A

• 60A

• 100A

• 200A

A single-pole GFCI breaker is rated at what?

• 240/480VAC

• 240VAC

• 120VAC

• 120/240VAC

Exposed noncurrent-carrying metal parts of fixed equipment must be grounded if the equipment operates with any terminal over ______.

• 240V to ground

• 120V to ground

• 150V to ground

• 60V to ground

The general lighting load in a residence is 3,600VA at 120V. What is the amperage?

• 60A

• 20A

• 45A

• 30A

Which section of the NEC® requires that hubs intended for use with raceway-type service masts be identified for such use?

• NEC Section 250.81

• NEC Section 250.46

• NEC Section 230.28

• NEC Section 230.40

The clearance between a service conductor without an overall jacket and a porch or balcony must not be less than ______.

• 2' (600 mm)

• 3' (900 mm)

• 8' (2.5m)

• 10' (3m)