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Electronics and Communication Engineering - Electromagnetic Field Theory

Exercise : Electromagnetic Field Theory - Section 10
6.
As the temperature of an intrinsic semiconductor material is increased
protons get excited
neutrons acquire charge
energy of the atom is increased
additional holes are created in the conduction band
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
In an insulated gate FET, the polarity of inversion layer is the same as that of
minority carriers in source
majority carriers in source
charge on gate electrode
minority carriers in drain
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.
Hall effect can be used to find the type of semiconductor.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
The conductivity of germanium increases by about 6 percent per degree increase in temperature.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
The range of visible light is
300 to 2000 Å
200 - 4000 Å
4000 to 7700 Å
more than 10000 Å
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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