When a relay-logic Wired-Exclusive-NOR gate, formed with the combination NC — NO contacts of two relays, is employed in a motor control circuit, When either relay is activated, the relay-logic output, taken at the common node forming the OR gate of ___

Multiple Choice Questions Automation MCQ
1

When a relay-logic Wired-Exclusive-NOR gate, formed with the combination NC — NO contacts of two relays, is employed in a motor control circuit,

When either relay is activated, the relay-logic output, taken at the common node forming the OR gate of the two series-connected relay-contact inputs, is ___________________ volts.

A) either 120 or zero
B) zero
C) any of the answers
D) 120

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Answer:B

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