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Electronics and Communication Engineering - Analog Electronics

Exercise : Analog Electronics - Section 8
16.
In a transistor which of the following region is very lightly doped and is very thin?
Emitter
Base
Collector
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
17.
The properties of FETs closely resemble those of a
thermionic valve
P-N-P transistor
N-P-N transistor
UJT
Answer: Option
Explanation:
No answer description is available. Let's discuss.
18.
The purpose of providing groundings rings with MOSFET is to
avoid any stray voltage at the gate that may destroy SiO2 layer
protect against any descaling
ground all eddy currents
protect against any physical injury
Answer: Option
Explanation:
No answer description is available. Let's discuss.
19.
The minimum value of hfe of a transistor used in RC phase shift oscillator is
54.4
45.4
44.5
29
Answer: Option
Explanation:
No answer description is available. Let's discuss.
20.
Self bias is an example of __________ feedback that tends to stabilize the drain current against changes in temperature and JFET replacement.
variable
low
negative
positive
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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