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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)
ii)
iii)
iv)
i)
ii)
iii)
iv)
Question 6
For a forward biased pn-junction diode, the diffusion capacitance varies as
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May 13ESE & GATE EC