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Question

Electronic Devices Question on Semiconductor electronics: materials, devices and simple circuits

Which statements are true?
A. Electric field, ξ(x)\xi (x), in a semiconductor is directly proportional to the slope of the intrinsic Fermi level.
B. Continuity equation is a mathematical representation of Fermi-Dirac distribution function.
C. Depletion width in a P-N junction is equal to its Debye length.
D. Diffusion current density for holes is equal to [qDρ,dp(x)d(x)][-qD_{\rho}, \frac{dp(x)}{d(x)} ]
Choose the correct answer from the options given below.

A

A only

B

B and C only

C

D only

D

A and D only

Answer

A and D only

Explanation

Solution

The Correct answer is option (D) : A and D only