Q2:- A potential difference of 15 V is applied longitudinally to a rectangular specimen of intrinsic Ge of length 3cm, width 0.5 cm and thickness 0.2 cm. Calculate : a. Electron and hole drift velocities b. Conductivity of Ge c. The total current Given: intrinsic carrier density= 2.5×10/ m³ ; µ„=0.38 m² /Vs, µp=0.18 m² /Vs; Constants: k=1.38x10-23 J/K =8.62x10$ eV/K, h=6.625x10-34 J.s =4.135x1015 eV.s, kT=0.0259 eV

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Chapter29: Introduction To Quantum Physics
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Q2:- A potential difference of 15 V is applied longitudinally to a rectangular specimen of intrinsic
Ge of length 3cm, width 0.5 cm and thickness 0.2 cm. Calculate :
a. Electron and hole drift velocities
b. Conductivity of Ge
c. The total current
Given: intrinsic carrier density= 2.5x10/ m³ ; µ=0.38 m? /Vs, Hp=0.18 m? /Vs;
Constants: k=1.38x1023 J/K =8.62x10$ eV/K, h=6.625x1034 J.s =4.135x10-15 eV.s,
kT=0.0259 eV
Transcribed Image Text:Q2:- A potential difference of 15 V is applied longitudinally to a rectangular specimen of intrinsic Ge of length 3cm, width 0.5 cm and thickness 0.2 cm. Calculate : a. Electron and hole drift velocities b. Conductivity of Ge c. The total current Given: intrinsic carrier density= 2.5x10/ m³ ; µ=0.38 m? /Vs, Hp=0.18 m? /Vs; Constants: k=1.38x1023 J/K =8.62x10$ eV/K, h=6.625x1034 J.s =4.135x10-15 eV.s, kT=0.0259 eV
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