Consider the following amplifier depicted below, assume R1 + R2 is very large and λ= 0. The feedback here improves the circuit input and output impedances by setting its values close to the ideal ones. ov DONE The open loop input resistance RoutoL and the closed loop input resistances Routclare respectively: Select one: a. RoutoL RD2 and RoutCL RD2 × (1+1 = gm1.RD1.RD2.gm2.R2 R1+R2 b. B = RoutOL RD2 and RoutCL= RD2 gl.RDI2 RD2.R2 R1-R2 RD2 c. RoutOL RD2 and RoutCL= RD..RI 1+ RI+R2 d. none of these

Consider the following amplifier depicted below, assume R1 + R2 is very large and λ= 0. The feedback here improves the circuit input and output impedances by setting its values close to the ideal ones. ov DONE The open loop input resistance RoutoL and the closed loop input resistances Routclare respectively: Select one: a. RoutoL RD2 and RoutCL RD2 × (1+1 = gm1.RD1.RD2.gm2.R2 R1+R2 b. B = RoutOL RD2 and RoutCL= RD2 gl.RDI2 RD2.R2 R1-R2 RD2 c. RoutOL RD2 and RoutCL= RD..RI 1+ RI+R2 d. none of these

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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