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.Management Sciences
Category: Semiconductor Diode
In the breakdown region, a zener didoe behaves like a _______________source?
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A. constant voltage
B. constant current
C. constant resistance
D. none of the above
The most widely used rectifier is ________________?
A. half-wave rectifier
B. centre-tap full-wave rectifier
C. bridge full-wave rectifier
D. none of the above
When the crystal current diode current is large, the bias is ______________?
A. forward
B. inverse
C. poor
D. reverse
If the temperature of a crystal diode increases, then leakage current ______________?
A. remains the same
B. decreases
C. increases
D. becomes zero
A 1,000 V power supply would use_____________ as a filter capacitor?
A. paper capacitor
B. air capacitor
C. mica capacitor
D. electrolytic capacitor
A crystal diode has forward resistance of the order of ________________?
A. kΩ
B. Ω
C. MΩ
D. none of the above
_____________ filter circuit results in the best voltage regulation?
A. choke input
B. capacitor input
C. resistance input
D. none of the above
The d.c. resistance of a crystal diode is ______________ its a.c. resistance?
A. the same as
B. more than
C. less than
D. none of the above
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