5.Silicon at 450 K has n = 5×10¹8 1/m³, µ = 0.045 m²/(V-s), and µ =0.026 m²/(V-s).a. Determine the intrinsic conductivity of silicon.b.Determine the extrinsic conductivity of silicon if it is alloyed with0.0025% phosphorus (by weight).

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5. Silicon at 450 K has n = 5×10¹8 1/m³, µ = 0.045 m²/(V-s), and 0.026 m²/(V-s). Mh =

Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)

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Chapter12: Electronic Control Devices

Section: Chapter Questions

Problem 14RQ

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Question

5.
Silicon at 450 K has n = 5×10¹8 1/m³, µ = 0.045 m²/(V-s), and µ =
0.026 m²/(V-s).
a. Determine the intrinsic conductivity of silicon.
b.
Determine the extrinsic conductivity of silicon if it is alloyed with
0.0025% phosphorus (by weight).

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Step 1: In this step we are taking given data and finding the intrinsic conductivity of silicon

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Step 2: We get intrinsic conductivity and we finding extrinsic conductivity

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Step 3: we finding the concentration of phosphorus atom then we get extrinsic conductivity

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