Electronic Principles - Study Mode

[#141] The total inductive reactance of a parallel inductor circuit is:
Correct Answer

(C) equal to the source voltage divided by total current

[#142] A step-down transformer has turns ration of 5:1. If the primary voltage is 120 Vrms, what is the secondary voltage?
Correct Answer

(C) 24 V

[#143] Norton's theorem replaces a complicated circuit facing a load by an
Correct Answer

(B) Ideal current source and parallel resistor

[#144] Which one of the following statements regarding ac circuits is correct?
Correct Answer

(C) Current lags the voltage through an inductor
(E) Current and voltages are in phase through a resistor

[#145] Doubling the operating frequency of a capacitive circuit:
Correct Answer

(C) cuts the capacitive reactance in half