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Electronics and Communication Engineering - Analog Electronics

Exercise : Analog Electronics - Section 14
6.
In a Darlington pair
the emitter of first transistor drives the base of the second
the base of the first transistor drives the emitter of the second
emitters of the two transistors are connected through a resistor
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
Figure shows a zener circuit and characteristic of the zener used. If R2 is the lowest load resistance, then for proper voltage regulation R1 must be
more than
more than
less than
less than
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.
In CC configuration, the output signals has approximately
the same amplitude and phase
opposite amplitude and phase
same amplitude but opposite phase
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
The PIV of a bridge rectifier is less than that of full wave rectifier with centre tapped transformer.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
Zero bias works only with
D MOSFETs
E MOSFETs
both D and E MOSFETs
neither D nor E MOSFETs
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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