Related Questions

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
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
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
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 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
Silicon crystal can be converted to p-type semi-conductor by doping with
A phosphorous
B nitrogen
C carbon
D boron
In an ideal diode there is no breakdown, no __________ current, and no forward __________ drop.
A Reverse, voltage
B Forward, current
C Forward, voltage
D Reverse, current
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
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 zener diode has ___________ breakdown voltage
A undefined
B sharp
C zero
D none of the above

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