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marta [7]
3 years ago
6

Which of the following statements about relays is correct? A. A relay is a type of rheostat. B. A normally closed relay closes a

circuit when current is applied to the relay coil of wire. C. A relay is an electrical switch that works through electromagnetism. D. A normally open relay opens a circuit when current is applied to the relay coil of wire.
Computers and Technology
2 answers:
Anastasy [175]3 years ago
6 0
Hello there! The statement about relays that would be correct is C) a relay is an electrical switch that works through electromagnetism.

Hope this helps!
Sloan [31]3 years ago
3 0
C. A relay is an electrical switch that works through electromagnetism. 
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