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Code Requirements Flashcards

7 cards from real F80 practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

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  1. The NEC requires that receptacles replaced in a location that currently has no grounding means must be replaced with which of the following?

    Answer: A GFCI-type receptacle labeled 'No Equipment Ground'

    NEC 406.4(D)(2) permits replacing an ungrounded receptacle with a GFCI receptacle marked 'No Equipment Ground' where no equipment grounding conductor is available.

  2. Under NEC Article 410, luminaires installed in a clothes closet must maintain what minimum clearance from a storage area using surface-mounted incandescent fixtures?

    Answer: Incandescent fixtures are not permitted in clothes closets

    NEC 410.16(A) prohibits incandescent luminaires with open or partially enclosed lamps in clothes closets due to fire hazard.

  3. What is the maximum rating of an overcurrent device permitted to protect a 10 AWG copper conductor used in a branch circuit per the NEC?

    Answer: 30 amperes

    NEC 240.4(D) limits protection for 10 AWG copper conductors to a maximum of 30 amperes.

  4. Under the NEC, what is the maximum number of conductors permitted to be connected under a single terminal screw on a receptacle?

    Answer: One conductor only, unless the device is listed for more

    NEC 110.14(A) requires that no more than one conductor be connected to a single terminal unless the terminal is specifically listed and identified for multiple conductors.

  5. According to NEC 210.19(A), branch-circuit conductors must have an ampacity of not less than what percentage of the continuous load plus the non-continuous load?

    Answer: 125% of continuous + 100% of non-continuous

    NEC 210.19(A)(1) requires branch-circuit conductors to have an ampacity of not less than 125% of the continuous load plus 100% of the non-continuous load.

  6. Per the NEC, when must a disconnecting means be within sight of a motor?

    Answer: Unless the disconnect can be locked in the open position

    NEC 430.102(B) requires the motor disconnecting means to be within sight of the motor, unless the disconnect is lockable in the open position.

  7. What is the minimum headroom required in electrical equipment rooms containing 1200-ampere panelboards per NEC 110.26(E)?

    Answer: 6.5 feet

    NEC 110.26(E) requires a minimum headroom of 6.5 feet (2.0 m) for equipment rooms, or the height of the equipment if greater.