A. the diode conducts poorly
B. the diode is destroyed
C. the diode behaves like a zener diode
D. none of the above
Related Mcqs:
- The PIV rating of a crystal diode is _______________ that of equivalent vacuum diode
A. the same as
B. lower than
C. more than
D. none of the above - The PIV rating of each diode in a bridge rectifier is ___________that of the equivalent center-tap rectifier?
A. one-half
B. the same as
C. twice
D. four times - If the a.c. input to a half-wave rectifier is an r.m.s value of 400/√2 volts, then diode PIV rating is__________________?
A. 400/√2 V
B. 400 V
C. 400 x √2 V
D. none of the above - If the arrow of crystal diode symbol is positive w.r.t. bar, then diode is _____________biased?
A. forward
B. reverse
C. either forward or reverse
D. none of the above - The doping level in a zener diode is______________ that of a crystal diode?
A. the same as
B. less than
C. more than
D. none of the above - The forward voltage drop across a silicon diode is about _______________?
A. 2.5 V
B. 3 V
C. 10 V
D. 0.7 V - If the doping level in a crystal diode is increased, the width of depletion layer_____________?
A. remains the same
B. is decreased
C. in increased
D. none of the above - A zener diode is used as ______________?
A. an amplifier
B. a voltage regulator
C. a rectifier
D. a multivibrator - A zener diode is destroyed if it______________?
A. is forward biased
B. is reverse biased
C. carrier more than rated current
D. none of the above - The knee voltage of a crystal diode is approximately equal to ________________?
A. applied voltage
B. breakdown voltage
C. forward voltage
D. barrier potential
