Electricians should avoid working with ladders made of ____.
A) wood
B) fiberglass
C) aluminum
D) both b and c
Correct Answer:
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Q13: A GFCI will open the circuit when
Q14: A class _ fire involves common combustible
Q15: A current of 100 to 200 milliamperes
Q16: The highest usable step on a stepladder
Q17: _ volts is generally the most dangerous
Q19: A current of 20 to 30 milliamperes
Q20: A class _ fire involves burning metal.
A)
Q21: Which type of arc-fault is generally caused
Q22: When using a straight ladder on a
Q23: Article _ of the NEC lists the
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