AutoQuiz is edited by Joel Don, ISA’s social media community manager.

Today’s automation industry quiz question comes from ISA’s course, Electrical Controls for the Control Systems Technician (TI23). TAutoQuiz-tc40-or-gatehis course focuses on electrical controls that are frequently overlooked in a formal training program. It is geared toward any level technician who wants a thorough review of electrical process concepts to reinforce their knowledge of basic electricity and develop skills required to install and maintain electrical control devices. The next class starts Dec. 7.

Discount Alert: Register today to take advantage of a 40% special discount for the pilot offering of the electrical controls course. Click this link to view the special offer. Registration closes Nov. 23.

The “OR” gate is equivalent to which electronic circuit?

a) series – parallel
b) parallel – series
c) series
d) parallel
e) none of the above


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Here’s the answer to today’s quiz from the instructor for ISA’s December course offering, Electrical Controls for the Control Systems Technician (TI23).

The “OR” gate, as it relates to the parallel electrical or electronic circuit, allows any of the conditions in parallel to provide electrical or logical continuity.

The correct answer is D.

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