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Electrical Circuits MCQ Question with Answer

Electrical Circuits MCQ with detailed explanation for interview, entrance and competitive exams. Explanation are given for understanding.

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Question No : 43
Transient period is considered over after

Question No : 44
What rating of a resistor determines its ability to absorb heat?

Wattage
Ohmic
Current
Voltage

Question No : 45
An open inductor has

Zero resistance and infinite inductance
Infinite resistance and zero inductance
Infinite resistance and infinite inductance
Zero resistance and zero inductance

Question No : 46
What is the reading of an ohmmeter for a shorted capacitor?

Zero
Infinity
k
M

Question No : 47
What capacitance exists not through design but simply because two conducting surfaces are relatively close to each other?

Surge
Stray
Natural
Normal

Question No : 48
The average value of a triangular or sawtooth wave is _____ times its peak value.

Question No : 49
A series RLCcircuit consists of a 10 resistor in series with L = 10 Ha and C= 100 F. Determine a new value of Ia for which the resonant frequency is one ±half the original value.

40 H
40 mH
40 pH
40 nH