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What can be used to estimate resonant frequency and to find reactance at any frequency for any value of capacitor or inductor?

A. Smith chart

B. Reactance chart

C. Impedance chart

D. Resonance chart

You can do it
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    When two pure sine waves of the same frequency and the same amplitude which are exactly 180 outof-phase are added togethera the result is
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  15. Which of the following elements is active?
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  22. The Q-factor of a parallel resonant circuit is also known as
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  28. A term used to express the amount of electrical energy stored in electrostatic field.
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