Advertisements
Advertisements
प्रश्न
Why is a zener diode considered as a special purpose semiconductor diode?
Advertisements
उत्तर
Zener diode works only in reverse breakdown region that’s why it in considered as a special purpose semiconductor.
संबंधित प्रश्न
What causes the setting up of high electric field even for small reverse bias voltage across the diode?
The plate current in a diode is 20 mA when the plate voltage is 50 V or 60 V. What will be the current if the plate voltage is 70 V?
Answer the following question.
Why photodiodes are required to operate in reverse bias? Explain.
Diffusion in a p-n junction is due to ______.
If each diode in figure has a forward bias resistance of 25 Ω and infinite resistance in reverse bias, what will be the values of the current I1, I2, I3 and I4?
In the circuit shown in figure, when the input voltage of the base resistance is 10 V, Vbe is zero and Vce is also zero. Find the values of Ib, Ic and β.
With reference to a semiconductor diode, define the potential barrier.
What is left behind near the junction, creating a depletion layer?
Which practical effect is associated with reverse bias before breakdown?
What happens to reverse current at the breakdown voltage?
