According to the NEC®, the ampacity of branch circuit conductors must be derated when there are more than how many current-carrying conductors in a raceway? - correct answer 3
Air conditioning overcurrent protective devices can never exceed what percentage of the motor-rated load current or the...
According to the NEC®, the ampacity of branch circuit conductors must be derated when there
are more than how many current-carrying conductors in a raceway? - correct answer 3
Air conditioning overcurrent protective devices can never exceed what percentage of the
motor-rated load current or the branch circuit selection current (whichever is greater)? -
correct answer 225%
Conductors must be derated when installed in conduit - correct answer on or above rooftops
Continuous loads are calculated at what percentage of the maximum current rating of the
overcurrent device? - correct answer 80%
For a given load and length, the branch circuit voltage drop should not exceed - correct answer
3%
For resistance welders, the rating for the overcurrent protection device should not exceed what
percentage of the primary current rating of the welder? - correct answer 300%
Show window lighting is calculated at 200VA per linear foot plus - correct answer 125%
The allowable ampacity for eleven No. 12 THHN copper conductors in a cable must be adjusted
by - correct answer 50%
The load for 10' of multi-outlet assembly used to supply several loads simultaneously is -
correct answer 1,800VA
The maximum size dual-element fuse for a 40hp, 3Ø, 460V motor with a Design Letter D is -
correct answer 100A
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