Multiple Choice
When a relay is de-energized, ____.
A) the contacts remain closed
B) the contacts are mechanically held
C) spring tension causes the contacts to open
D) cooling is required before the relay can be re-energized
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q5: Pushbutton switches are manually operated and require
Q6: When a relay is in its de-energized
Q7: Inductive proximity switches will not detect _.<br>A)
Q8: Which of the following is not a
Q9: The letters NO represent _.<br>A) not open<br>B)
Q11: What kind of switches are designed to
Q12: A relay is a(n) _ switch.
Q13: Some type of human intervention is needed
Q14: Photoelectric switches have all but which of
Q15: A retroreflective device transmits the light to