HomeElectronics Multiple choice question MCQ online testZener Diode MCQ with answers Zener Diode MCQ with answers Leave a Comment / Electronics Multiple choice question MCQ online test Share thisMultiple choice questions on zener diode 0% 0 votes, 0 avg Created on September 05, 2022Zener Diode MCQ Zener Diode 1 / 17 1. A Zener regulator _________ in the power supply Increases the ripple Decreases the ripple Neither increases nor decreases the ripple None of these 2 / 17 2. A Zener diode ___________ Is a battery Acts like a battery in the breakdown region Has a barrier potential of 1 V Is forward biased 3 / 17 3. Depletion region contains Free holes Free electrons Immobile charge carriers All of the above 4 / 17 4. An ideal diode in forward bias have _________ resistance Infinite Finite Zero None of the above 5 / 17 5. In Zener diode, the breakdown is due to Zener, has adoping Lowest Moderate High Low 6 / 17 6. An ideal diode in reverse bias have _________ resistance Infinite Finite Zero None of the above 7 / 17 7. At absolute temperature, an intrinsic semiconductor has ………. A few free electrons Many holes Many free electrons No holes or free electrons 8 / 17 8. The avalanche breakdown occurs at ____________ volts Greater than 1V Greater than 5V Greater than 20V Greater than 30V 9 / 17 9. Which one of the following is a type of reverse breakdown in the Zener diode? Avalanche Zener Both a and b None of the above 10 / 17 10. How is the breakdown region set during the manufacturing of the diode? By controlling the size of the diode By controlling the doping of the diode By managing the biasing of diode All the above 11 / 17 11. Under normal conditions a diode conducts current when it is …………… reverse biased forward biased avalanched saturated 12 / 17 12. Zener diode are generally made of ___________ Germanium Silicon Carbon None of the above 13 / 17 13. If the load resistance decreases in a Zener regulator, then Zener current Decreases Stays the same Increases None of the above 14 / 17 14. At room temperature, an intrinsic silicon crystal acts approximately as …… A battery An insulator A piece of copper wire A conductor 15 / 17 15. The depletion layer in forward bias is _______________ Very thin Very thick Thick None of the above 16 / 17 16. In Zener diode, the breakdown is due to Zener, has adoping Lowest Moderate High Low 17 / 17 17. Which of the following controls the current in a Zener diode? Zener diode resistance Potential barrier Reverse bias voltage External circuits Your score is LinkedIn Facebook Twitter VKontakte 0% Restart quiz Exit Anonymous feedback Thank you Send feedback Share this