The Output Symbol on a PLC Ladder Logic Rung Is

The output symbol on a PLC ladder logic rung is active if

A) if all the input logic symbols on the rung have +24 volts applied to their input pins.
B) if a majority of the links on the rung are active.
C) if the output field device associated with that output symbol is off.
D) the link before the output symbol is active.
E) None of the above.

Correct Answer:

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