Calculate the resistivity (2.cm) of an n-type material has an electron mobility of 4200 cm²/V.s and the number of donor is 3x10¹⁹/cm³
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Q: 1. What length of copper (p=1.78 x 10-8Qm) wire 1.2 mm in diameter is needed to make a 20-Q resistor…
A: Given that:-Resistivity of copper, ρ=1.78×10-8 Ω.mDiameter of Wire, D=1.2 mmRadius, r=D2=1.2 mm2=0.6…
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