Electrician NCCER Questions and Answers | Latest Update
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Course
Electrical
Institution
Electrical
Which article of the NEC covers grounding?
Article 250
What is a dropout plate?
Metal plate with a curve surface for cable to follow as it passes from the
tray
All of the following are common service voltages in the United States Except:
372/575 3-Phase, 4-wire
What does a GFCI breaker d...
A transformer with the primary of 400 turns and a secondary of 300 turns has a
✓ Step down turns ratio of 4:3
Of the termination classes listed below,_____ is the only one that provides a seal against
external elements
✓ Class 1
Unless otherwise noted, the calculations in AC circuits ______ values
✓ Rms
When the coil turns increased the ________
✓ Induced voltage is increased
As the temperature surrounding a self regulating heating cable rises, the ________
✓ Resistance of the polymeric core increases
1 | P a g e | G r a d e A + | 2 0 0 2 5
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