Electronics and Communication Engineering - Exam Questions Papers - Discussion

Discussion Forum : Exam Questions Papers - Exam Paper 1 (Q.No. 20)

Exam Questions Papers

20.

As the temperature increases the mobility of electrons __________ .

decreases because the number of carries increases with increased collisions

increases because the number of carries decreases with decreased collisions

remains same

none of the above

Answer: Option

Explanation:

Mobility of electrons

m = 2.5 for electrons and 2.7 for holes in Si.

Discussion:

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