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प्रश्न
Why is a zener diode considered as a special purpose semiconductor diode?
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उत्तर
Zener diode works only in reverse breakdown region that’s why it in considered as a special purpose semiconductor.
संबंधित प्रश्न
(i) Explain with the help of a diagram the formation of depletion region and barrier potential in a pn junction.
With reference to semiconductor devices, define a p-type semiconductor and a Zener diode.
What is the use of Zener diode?
With reference to semi-conductors answer the following :
(i) What is the change in the resistance of the semi-conductor with increase in temperature ?
(ii) Name the majority charge carriers in n-type semi-conductor.
(iii) What is meant by doping ?
Of the diodes shown in the following diagrams, which one is reverse biased?
Depletion layer in p - n junction diode consists of
In a semiconductor diode, the barrier potential offers opposition to only
In the depletion region of a diode ______.
- there are no mobile charges.
- equal number of holes and electrons exist, making the region neutral.
- recombination of holes and electrons has taken place.
- immobile charged ions exist.
Choose the correct circuit which can achieve the bridge balance.
Which charge carriers are present in large numbers in an n-type semiconductor?
