About Analog Electronics
Below are best multiple choice questions on Analog Electronics along with answers that help you to revise your Analog Electronics skills before exams.
Analog Electronics MCQ Questions With Answers
Q1. Voltage Series (feedback also called series-shunt feedback) results in
Q2. A voltage with square waveform having values of +5V and 0V is
Q3. The efficiency of a full wave rectifier using centre tapped transformer is twice that in full wave bridge rectifier.
Q4. The diode current equation is not applicable in ____________
Q5. The threshold voltage of a diode at Antarctica and India were found to be V1 and V2 respectively. Which of the following relations between V1 and V2 hold good?
Q6. An exponential amplifier has diode in feedback path.
Q7. The abbreviation PIV in the case of a diode stands for ____________
Q8. Colpitts oscillator consists of _____ capacitor and _______ inductor
Q9. Reverse collector saturation current ICBO is __________
Q10. In a common emitter, unbypassed resister provides
Q11. In a half wave rectifier, the input sine wave is 250sin100 ᴨt Volts. The output ripple frequency of rectifier will be __________
Q12. A 10 V power supply would use which filter capacitor?
Q13. The coupling capacitor in amplifier circuits
Q14. The effective channel length of a MOSFET in a saturation decreases with increase in
Q15. The cascade amplifier is a multistage configuration of
Q16. For high frequencies a capacitor like
Q17. What will happen if doping of an intrinsic semiconductor with pentavalent impurity atom ?
Q18. Which of the following power amplifiers has highest efficiency?
Q19. The input voltage for starting oscillations in an oscillator is caused by
Q20. In a push pull circuit
Q21. In a half wave diode rectifier circuit the current flows in the load circuit for
Q22. An RC oscillator uses
Q23. Which power amplifier can deliver maximum load power?
Q24. In a CE amplifier the input impedance is equal to the ratio of
Q25. To protect the diodes in a rectifier and capacitor input filter circuit it is necessary to use
Q26. Which of the following oscillators is suitable for frequencies in the range of mega hertz?
Q27. How is BJT used as a faster switch?
Q28. Thermal runaway is not possible in FET because as the temperature of FET increases
Q29. The encapsulation of transistor is necessary for
Q30. In a transistor leakage current mainly depends on
Q31. The early effect in a bipolar junction transistor is caused by
Q32. The bandwidth of an RF tuned amplifier is dependent on
Q33. A change in the value of the emitter resistance Re in a differential amplifier
Q34. The current gain of a BJT is
Q35. In a CB amplifier the maximum efficiency could be
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