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प्रश्न
Draw a labelled diagram of a full wave rectifier. Show how output voltage varies with time if the input voltage is a sinusoidal voltage.
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संबंधित प्रश्न
Of the diodes shown in the following diagrams, which one is reverse biased?
The current through an ideal PN-junction shown in the following circuit diagram will be:
When we apply reverse biased to a junction diode, it
In forward bias width of potential barrier in a p + n junction diode
Avalanche breakdown is due to ______.
When an electric field is applied across a semiconductor ______.
- electrons move from lower energy level to higher energy level in the conduction band.
- electrons move from higher energy level to lower energy level in the conduction band.
- holes in the valence band move from higher energy level to lower energy level.
- holes in the valence band move from lower energy level to higher energy level.
Explain the formation of the barrier potential in a p-n junction.
Answer the following giving reasons:
A p-n junction diode is damaged by a strong current.
Draw the circuit arrangement for studying V-I characteristics of a p-n junction diode in (i) forward biasing and (ii) reverse biasing. Draw the typical V-I characteristics of a silicon diode.
What is meant by forward biasing of a semiconductor diode?
