When addressing the switching contacts of a relay, contactor, or motor-starter, the parallel lines drawn perpendicular to the wire terminal lines symbolize a set of ___ contacts:

When addressing the switching contacts of a relay, contactor, or motor-starter, the parallel lines drawn perpendicular to the wire terminal lines symbolize a set of __________ contacts:

Drawn with a diagonal line across the open parallel lines symbolizes a set of __________ contacts.

A) NO; NO
B) NC; NO
C) NC; NC
D) NO; NC

Show Answer

Answer:D

Share your understanding of this question with the correct explanation.