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The resistance of p-n junction is low wh...

The resistance of p-n junction is low when forward biased and is high when reverse biased. Explain.

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p-n junction is called as forward biased when

The resistance of an ideal p-n junction diode in forward biased condition is

When p-n junction diode is forward biased then

For making p-n junction diode forward biased:

A junction diode has a resistance of 25 Omega when forward biased and 2500 Omega when reverse biased. What is the current in the diode, for the arrangement shown ?

On adjusting the P-N junction diode in forward biased

A p-n junction diode is reverse biased. Then

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Knowledge Check

  • p-n junction is called as forward biased when

    A
    positive terminal of the battery is connected to the p-type semiconductor and negative is connected to the n-type semiconductor
    B
    positive terminal of battery is connected to the n-type semiconductor and negative terminal is connected to the p-type semiconductor
    C
    positive terminal of battery is connected to the n-type of semiconductor
    D
    a mechanical force is applied in forward direction

  • The resistance of an ideal p-n junction diode in forward biased condition is

    A
    zero
    B
    infinite
    C
    negative
    D
    finite

  • When p-n junction diode is forward biased then

    A
    the depletion region is reduced and barrier height is increased
    B
    the depletion region is widened and barrier height is reduced
    C
    both the depletion region and barrier height are reduced
    D
    both the depletion region and barrier height are increased