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Electronics and Communication Engineering - Electromagnetic Field Theory

Exercise : Electromagnetic Field Theory - Section 6
21.
For generating 1 MHz frequency signal, the most suitable circuit is
phase shift oscillator
weinbridge oscillator
colpitt's oscillator
clapp oscillator
Answer: Option
Explanation:
No answer description is available. Let's discuss.
22.
A doped semi-conductor is called
impure semi-conductor
dipole semi-conductor
bipolar semi-conductor
extrinsic semi-conductor
Answer: Option
Explanation:
No answer description is available. Let's discuss.
23.
In n type MOSFET, the substrate
is p type
is n type
is metallic
may be p or n type
Answer: Option
Explanation:
No answer description is available. Let's discuss.
24.
The first and the last critical frequency of an RC driving point impedance function must respectively by
a zero and a pole
a zero and a zero
a pole and a pole
a pole and a zero
Answer: Option
Explanation:
No answer description is available. Let's discuss.
25.
The diffusion current is proportional to
applied electric field
concentration gradient of charge carrier
square of the electric field
cube of the applied electric field
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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