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Electronics and Communication Engineering - Electronic Devices and Circuits - Discussion

Discussion Forum : Electronic Devices and Circuits - Section 4 (Q.No. 6)
Electronic Devices and Circuits
6.
A Si sample is doped with a fixed number of group N impurities. The electron density n is measured from 4 K to 1200 k for the sample. Which one of the following is correct?
n remains constant over the temperature range
n increases monotonicaliy with increasing temp
n increases first remains constant over a range and again increases with increasing temperature
n increases show a peak and then decrease with temperature
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
1 comments Page 1 of 1.
Mohammad yousuf said:   9 years ago
The doping concentration is directly proportional to T^3/2 and also to the e^1/t.
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