A. Remains the same
B. Decrease
C. Increases
D. None of the above
Related Mcqs:
- As the junction temperature increases, the voltage breakdown point for Zener mechanism _______________?
A. Is increased
B. Is decreased
C. Remains the same
D. None of the above - In an unregulated power supply, if input a.c. voltage increases, the output voltage _______________?
A. Increases
B. Decreases
C. Remains the same
D. None of the above - If the input a.c. voltage to regulated or ordinary power supply increases by 5% what will be the approximate change in d.c. output voltage?
A. 10%
B. 20%
C. 15%
D. 5% - If the doping level is increased, the breakdown voltage of the Zener_______________?
A. Remains the same
B. Is increased
C. Is decreased
D. None of the above - What is true about the breakdown voltage in a Zener diode ?
A. It decreases when load current increases
B. It destroys the diode
C. It equals current times the resistance
D. It is approximately constant - A power supply has a voltage regulation of 1%. If the no-load voltage is 20 V, what is the full-load voltage ?
A. 8 V
B. 7 V
C. 6 V
D. 2 V - In an unregulated power supply, if load current increases, the output voltage _____________?
A. Remains the same
B. Decreases
C. Increases
D. None of the above - If the load current drawn by unregulated power supply increases, the d.c. output voltage _____________?
A. Increases
B. Decreases
C. Stays the same
D. None of the above - In a 15 V Zener diode , the breakdown mechanism will occur by ______________?
A. Avalanche mechanism
B. Zener mechanism
C. Both Zener and avalanche mechanism
D. None of the above - A Zener diode that has very narrow depletion layer will breakdown by____________ mechanism?
A. Avalanche
B. Zener
C. Both avalanche and Zener
D. None of the above
