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Daily Practice Quiz 8: Electronic Devices

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Question 1

In a forward biased region of a pn junction diode:

Question 2

The Forward bias voltage in PN junction diode changes.

Question 3

Direction: A germanium p+n diode at T = 300K has the following parameters:

Na = 1018 cm-3, Nd = 1016 cm-3, Dp = 49 cm2/s,

Dn = 100 cm2/s,

τp0 = τn0 = 4 μs and A = 10-4 cm2

The diode current for a forward-bias voltage of 0.2 V will be

Question 4

A silicon PN junction is forward biased with a constant current at room temperature. When the temperature is increased by 10 °C, the forward bias voltage across the PN junction

Question 5

Which of the following diodes are forward biased?
i)Diode-1.png
ii) Diode-2.png
iii)Diode-3.png
iv)Diode-4.png

Question 6

For a forward biased pn-junction diode, the diffusion capacitance varies as
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May 13ESE & GATE EC