Category: Electronics Engineering

Latest multiple choice questions with answers for electronics engineering students.

Electronics Engineering MCQs [Quiz 31]

Q1. Conventional flow assumes charges flow from
A. Positive to negative
B. Positive to positive
C. Negative to positive
D. Negative to negative

Q2. Electron flow assumes charges flow from
A. Negative to positive
B. Negative to negative
C. Positive to negative
D. Positive to positive

Q3. Series resonance occurs when
A. XL = XC
B. XL = R
C. Z = R
D. Both A and C

Q4. The symbol Q refers to
A. Resonance quotient
B. Quality factor
C. Power quotient
D. Qualification test

Q5. The ratio of W/VA in an ac circuit means
A. Power factor
B. Reactive factor
C. Quality factor
D. Load factor

Q6. What is the reciprocal of quality factor?
A. Power factor
B. Reactive factor
C. Dissipation factor
D. 1/Q factor

Q7. In liquids and gases, ionization current results from a flow of
A. Positive or negative ions
B. Free electrons
C. Ions that are lighter in weight than electrons
D. Protons

Q8. VL = VC in a series RLC circuit when
A. The value of the impedance is minimum
B. The power factor is zero
C. The current leads the total voltage by 90˚
D. The total voltage is zero

Q9. At what frequency will an inductor of 5mH have the same reactance as a capacitor of 0.1 µF?
A. 7.12 kHz
B. 7.12 Hz
C. 7.12MHz
D. 7.12 GHz

Q10. Property of an electric circuit that dissipates electric energy
A. Reactance
B. Impedance
C. Resistance
D. Conductance

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