Related Questions

The dynamic resistance of a forward biased p-n diode
A Varies inversely with current
B Varies directly with current
C Is constant
D Is either constant or varies directly with current
A reverse biased pn junction has resistance of the order of
A Ω
B kΩ
C MΩ
D None of the above
An ideal crystal diode is one which behaves as a perfect ___________ when forward biased.
A conductor
B insulator
C resistance material
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 ratio of reverse resistance and forward resistance of a germanium crystal diode is about ___________
A 1 : 1
B 100 : 1
C 1000 : 1
D 40000 : 1
A crystal diode has forward resistance of the order of ___________
A kΩ
B Ω
C MΩ
D none of the above
The sum of the currents into a junction is equal to the sum of the currents out of that junction.
A True
B False
With forward bias to a pn junction , the width of depletion layer
A Decreases
B Increases
C Remains the same
D None of the above
For a P-N diode, the number of minority carriers crossing the junction depends on
A Forward bias voltage
B Potential barrier
C Rate of thermal generation of electron hole pairs
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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