मराठी

During the formation of a p-n junction ______. - Physics

Advertisements
Advertisements

प्रश्न

During the formation of a p-n junction ______.

पर्याय

  • diffusion current keeps increasing.

  • drift current remains constant.

  • both the diffusion current and drift current remain constant.

  • diffusion current remains almost constant but the drift current increases till both currents become equal.

MCQ
रिकाम्या जागा भरा
Advertisements

उत्तर

During the formation of a p-n junction diffusion current remains almost constant but the drift current increases till both currents become equal.

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
2022-2023 (March) Delhi Set 1

संबंधित प्रश्‍न

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.


Explain, with the help of a circuit diagram, the working of n-p-n transistor as a common emitter amplifier.


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


Calculate the current through the circuit and the potential difference across the diode shown in figure. The drift current for the diode is 20 µA.


Find the currents through the resistance in the circuits shown in figure. 

(Assume that the resistance of each diode is zero in forward bias and is infinity in reverse bias.)


Draw the current-voltage characteristics for the device show in figure between the terminals A and B.

(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.)


The depletion layer in the p-n junction diode is caused by ______.


In a semiconductor diode, the barrier potential offers opposition to only ______.


p-n junction diode is formed


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×