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Electronics and Communication Engineering - Electromagnetic Field Theory

Exercise : Electromagnetic Field Theory - Section 13
11.
Pentavalent impurity creates n type semiconductor.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
When a BJT is operated under saturated condition
both junctions are forward biased
both junctions are reverse biased
CB junction is forward biased and EB junction is reverse biased
EB junction is forward biased and CB junction is reverse biased
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
Indium, aluminium, arsenic are all p type impurities.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
As the temperature of an intrinsic semiconductor material is increased
additional holes are created in the conduction band
protons get excited
protons acquire charge
energy of the atom is increased
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
Hall coefficient KH and charge density r are related as
KH =
KH = r
KH =
KH = (r)1.2
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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