Normally, selector switches are used with a ___ -type control rung (ladder-diagram control line), and pushbutton switches are normally used with a ___ -type control rung

Normally, selector switches are used with a ________________ -type control rung (ladder-diagram control line), and pushbutton switches are normally used with a ________________ -type control rung.

A) maintain; momentary
B) momentary; maintain
C) momentary; momentary
D) maintain; maintain

Show Answer

Answer:A

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