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Electronics and Communication Engineering - Materials and Components

Exercise : Materials and Components - Section 6
21.
Tesla is a unit of
flux
field strength
flux density
MMF
Answer: Option
Explanation:
No answer description is available. Let's discuss.
22.
If the operating temperature increases by 10°C, the rate of deterioration of solid dielectric becomes
double
one and a half time
3 times
4 times
Answer: Option
Explanation:
No answer description is available. Let's discuss.
23.
In which of the following semiconductor are holes minority carriers
extrinsic
p type
n type
intrinsic
Answer: Option
Explanation:
No answer description is available. Let's discuss.
24.
At 0 K, silicon and germanium behave like monoatomic crystals.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
25.

Assertion (A): Acceptor extrinsic semiconductor has higher conductivity than intrinsic semiconductor.

Reason (R): Addition of p-type impurity produces an allowable discrete energy level just above valence band.

Both A and R are true and R is correct explanation of A
Both A and R are true but R is not correct explanation of A
A is true but R is false
A is false but R is true
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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