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If a 20A branch circuit supplies multiple receptacles, the r…

If a 20A branch circuit supplies multiple receptacles, the receptacles shall have an ampere rating of no less than _____.

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The dimension of working space for access to live parts oper…

The dimension of working space for access to live parts operating at 300V, nominal-to-ground, where there are exposed live parts on both sides of the workspace is _____ .

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GFCI protection shall be provided for all 15A and 20A, 125V…

GFCI protection shall be provided for all 15A and 20A, 125V receptacles _____ in dwelling unit kitchens.

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An individual 20A branch circuit can supply a single dwellin…

An individual 20A branch circuit can supply a single dwelling unit bathroom for receptacle outlet(s) and other equipment within the same bathroom.

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In the transformer connections below, the primary (top) is c…

In the transformer connections below, the primary (top) is connected in a ______ and the secondary (bottom) is connected is a ________.

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What size THHN conductors are required for a load of 60 ampe…

What size THHN conductors are required for a load of 60 amperes? The conductors are in a conduit with a total of 8 conductors.

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When selecting the feeder conductors and short-circuit groun…

When selecting the feeder conductors and short-circuit ground-fault protection device, which of the following motors is considered the highest rated?  _____.

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The maximum size overcurrent device for primary only protect…

The maximum size overcurrent device for primary only protection of a three-phase 65 kVA transformer with a 480V primary and a 120/208V secondary is _____.

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What is the maximum ampacity permitted for 2/0-AWG XHHW copp…

What is the maximum ampacity permitted for 2/0-AWG XHHW copper conductors in a wet location at 41° C? There are three conductors in the conduit.

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A 2” ENT (Elect. Nonmetallic Tubing) conduit is filled to 20…

A 2” ENT (Elect. Nonmetallic Tubing) conduit is filled to 20% of its total internal area with existing conductors. How many 12-AWG RHW (with outer covering) conductors can be added?

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