Unformatted text preview: upper right-hand corner. Problems: Chapter 4: problems 1 a-c; 2, 6, and the following (the first #8 in the text): 8. The circuit below uses an op amp having A = 10 5 , r o = 100 Ω , and r i = infinity. a) Obtain an expression for the output resistance in terms of A and the resistor values. b) Evaluate the numerical value of the output resistance. + − O v − + I v Ω k 500 + − Ω k 1 Chapter 5: problems 1 a-c, 2 a,b....
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- Fall '08
- Resistor, Family name, Electrical impedance, Series and parallel circuits, upper right-hand corner