Electronics and Communication Engineering - Electronic Devices and Circuits - Discussion

Discussion Forum : Electronic Devices and Circuits - Section 9 (Q.No. 21)

Electronic Devices and Circuits

21.

The resistivity of a semiconductor

increases as the temperature increases

decreases as the temperature increases

remains constant even when temperature varies

none of the above

Answer: Option

Explanation:

No answer description is available. Let's discuss.

Discussion:

3 comments Page 1 of 1.

Mani said: 2 years ago

Because the semiconductor is a negative temperature coefficient.

Rajashekar said: 6 years ago

Here, it is not asking about p-type or n-type semiconductor (doping).

So, B is correct.

Zulu Chungtia said: 6 years ago

Either decrease or increase depends on the level of doping. The given answer is correct for intrinsic semiconductors.

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