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CEDIA ESPA EST Practice Test

Category - DHTI

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Reactance is an electrical property of an audio system. Which of the following forms reactance in an audio system?

Resistance and Inductance
Resistance and Capacitance
Inductance and Capacitance
Resistance and Impedance

Explanation

Answer - C - Reactance is the cumulative effect of capacitance and inductance.

Key Takeaway: Reactance is the cumulative effect of capacitance and inductance on an AC electrical flow. It varies with the change in the frequency in an electrical current. However, reactance decreases as the frequency increases.

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