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प्रश्न
Explain, with the help of a circuit diagram, the working of n-p-n transistor as a common emitter amplifier.
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संबंधित प्रश्न
Write the two processes that take place in the formation of a p-n junction.
Explain briefly with the help of necessary diagrams, the forward biasing of a p-n junction diode. Also draw characteristic curves.
Explain, with the help of a circuit diagram, the working of a photo-diode. Write briefly how it is used to detect the optical signals.
Two identical p-n junction may be connected in series with a battery in three ways. The potential difference across the two p-n junctions are equal in
A semiconducting device is connected in a series circuit with a battery and a resistance. A current is found to pass through the circuit. If the polarity of the battery is reversed, the current drops to almost zero. the device may be
(a) an intrinsic semiconductor
(b) a p-type semiconductor
(c) an n-type semiconductor
(d) a p-n junction
Find the current through the battery in each of the circuits shown in figure.
(Assume that the resistance of each diode is zero in forward bias and is infinity in reverse bias.)
Find the equivalent resistance of the network shown in figure between the points A and B.
(Assume that the resistance of each diode is zero in forward bias and is infinity in reverse bias.)
If in a p-n junction diode, a square input signal of 10 V is applied as shown Then the output signal across RL will be ______
The depletion layer in the p-n junction diode is caused by ______.
During the formation of a p-n junction ______.
