Electronics and Communication Engineering - Electronic Devices and Circuits

31.
Under low level injection assumption, the infected minority carrier current for an extrinsic semiconductor is essentially the
diffusion current
drift current
recombination current
induced current
Answer: Option
Explanation:
No answer description is available. Let's discuss.

32.
As the reverse voltage is increased, the depletion layer
becomes narrow
widens
remains the same
reduce to zero
Answer: Option
Explanation:
No answer description is available. Let's discuss.

33.
The cascade amplifier is a multistage configuration of
CC-CB
CE-CB
CB-CC
CE-CC
Answer: Option
Explanation:
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34.
The light output of LED varies as (current)n. The value of n is about
0.5
1
1.3
2.1
Answer: Option
Explanation:
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35.
If an electron move through a potential difference of 500 V, the energy possesses by it will be
500 ergs
500 joules
500 eV
500 mV
Answer: Option
Explanation:
No answer description is available. Let's discuss.