As the junction temperature increases, the voltage breakdown point for avalanche mechanism______________?
(A) Remains the same
(B) Decrease
(C) Increases
(D) None of the above
A Zener diode is used as a _____________voltage regulating device?
(A) Shunt
(B) Series
(C) Series-shunt
(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
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
A Zener diode utilises_____________characteristic for voltage regulation?
(A) Forward
(B) Reverse
(C) Both forward and reverse
(D) None of the above
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
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
Commercial power supplies have voltage regulation ______________?
(A) of 10%
(B) of 15%
(C) of 25%
(D) within 1%
A power supply which has voltage regulation of ____________ is unregulated power supply?
(A) 0 %
(B) 5 %
(C) 10 %
(D) 8%
An ideal regulated power supply is one which has voltage regulation of________________?
(A) 0%
(B) 5%
(C) 10%
(D) 1%