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Question
For circuit shown in figure IE = 4 mA, IB = 40 µA. What are the values of ex, and le respectively?
Options
0.99, 3.96 mA
0.97, 4.04 mA
1.01, 3.96 mA
0.99, 4.04 mA
MCQ
Solution
0.99, 3.96 mA
Explanation:
IE = IB + IC ⇒ IC = IE - IB
⇒ IC = 4 - 0.04 = 3.96 mA
∴ α = `"I"_"C"/"I"_"E" = 3.96/4 = 0.99`
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AC Circuits
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