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Electronics ETA AC Certification Practice Examination Study Guide

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Comprehensive study resource for Electronics Technicians Association AC certification preparation. Covers electrical and electronic fundamentals, alternating current concepts, circuits, components, measurement techniques, safety practices, troubleshooting, and practical electronics principles. Designed to support structured review and certification examination preparation.

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Science Engineering Electrical Engineering

Electronics ETA AC Certification Practice Exam


In alternating current: A. current flow alternates back and forth
B. voltage alternates positive and negative
C. resistance changes between high and low
D. A and B above


D. A and B above

Historically, DC came before AC because: A. DC is more useful
B. DC is easier to transmit over long distances
C. AC requires more advanced technology
D. AC is less efficient


C. AC requires more advanced technology

,An AC voltage source schematic symbol: A. is a sine wave in a
circle
B. represents an idealized voltage source
C. is considered to have
ero internal resistance
D. all of the above


D. all of the above



The opposition to current flow presented by capacitors and
inductors is called: A. Resistance B. Reactance C. Impedance D.
Reluctance


D. Reluctance

, Impedance is: A. any combination of resistance and reactance
B. another name for resistance
C. another name for reactance
D. measured in watt-hours


A. any combination of resistance and reactance


AC voltage, current, resistance and power are often indicated
by: A. lower-case letters
B. smaller-type letters C. Greek
Symbols
D. letters in parentheses


A. lower-case letters

The quadrants in a 4-quadrant X-Y graph are: A. 1, 2, 3, 4,
clockwise from upper right
B. A, B, C, D, clockwise from upper left
C. I, II, III, IV, counter-clockwise from upper left
D. I, II, III, IV, counter-clockwise from upper right


D. I, II, III, IV, counter-clockwise from upper right

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