Question

By inspection, the gain expression of the circuit shown below is ($V_{A1} = V_{A2} = \infty$) Select one: a. $-g_{m1}(R_c \parallel \frac{1}{g_{m2}})$ b. None of these c. $-g_{m2}(R_c \parallel \frac{1}{g_{m1}})$ d. $-g_{m1}(R_c + \frac{1}{g_{m2}})$

          By inspection, the gain expression of the circuit shown below is ($V_{A1} = V_{A2} = \infty$)

Select one:
a. $-g_{m1}(R_c \parallel \frac{1}{g_{m2}})$ 
b. None of these
c. $-g_{m2}(R_c \parallel \frac{1}{g_{m1}})$ 
d. $-g_{m1}(R_c + \frac{1}{g_{m2}})$

By inspection, the gain expression of the circuit shown below is (VA1 = VA2 = ∞)

Select one:
a. -gm1(Rc ∥(1)/(gm2))
b. None of these
c. -gm2(Rc ∥(1)/(gm1))
d. -gm1(Rc + (1)/(gm2))

Added by Jose Carlos V.

University Physics with Modern Physics

Hugh D. Young 14th Edition

Instant Answer

Solved by Expert Adi S

09/06/2023

Step 1

- gm1: Transconductance of the first transistor - gm2: Transconductance of the second transistor - Rc: Collector resistor - Vout: Output voltage - Vaz: Voltage at node A with respect to ground - Vcs: Voltage at node C with respect to ground Show more…

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By inspection, the gain expression of the circuit shown below is VA = Vaz = co Vcs / (RC Vout). Select one: a. -gm1(Rc//1/gm2) b. None of these c. -gm2(Rc//1/gm1) d. -gm1(R+1/gm2) Clear my choice