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Q7 For the circuit shown in Fig. 2.20, the transistors are identical and have the following parameters: hfe = 50, hie = 1.1K, hre = 0, and hoe = 0. Calculate Auf, Rif and Rof. Ans: 45.4; 112 KQ; 129. 25 V 10k 47k 4.7k Vo 150k w Vs 47k 4.7k W 22 5μF 33k 50uF 50μF 4.7k 4.7k R₁ Rof Rif R1000 Fig. 2.20 Circuit for Q7.

Q7 For the circuit shown in Fig. 2.20, the transistors are identical and have the following parameters: hfe = 50, hie = 1.1K, hre = 0, and hoe = 0. Calculate Auf, Rif and Rof. Ans: 45.4; 112 KQ; 129. 25 V 10k 47k 4.7k Vo 150k w Vs 47k 4.7k W 22 5μF 33k 50uF 50μF 4.7k 4.7k R₁ Rof Rif R1000 Fig. 2.20 Circuit for Q7.

Delmar's Standard Textbook Of Electricity
Delmar's Standard Textbook Of Electricity
7th Edition
ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Stephen L. Herman
Chapter30: Dc Motors
Section: Chapter Questions
Problem 6RQ: What is CEMF?
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Q7 For the circuit shown in Fig. 2.20, the transistors are identical and have the following parameters: hfe = 50, hie = 1.1K, hre = 0, and hoe = 0. Calculate Auf, Rif and Rof. Ans: 45.4; 112 KQ; 129. 25 V 10k 47k 4.7k Vo 150k w Vs 47k 4.7k W 22 5μF 33k 50uF 50μF 4.7k 4.7k R₁ Rof Rif R1000 Fig. 2.20 Circuit for Q7.
Transcribed Image Text:Q7 For the circuit shown in Fig. 2.20, the transistors are identical and have the following parameters: hfe = 50, hie = 1.1K, hre = 0, and hoe = 0. Calculate Auf, Rif and Rof. Ans: 45.4; 112 KQ; 129. 25 V 10k 47k 4.7k Vo 150k w Vs 47k 4.7k W 22 5μF 33k 50uF 50μF 4.7k 4.7k R₁ Rof Rif R1000 Fig. 2.20 Circuit for Q7.
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