The elements in the Figure 2 are defined as follows: v1 = v 2 2 + v2 − 4i1 − 6 ve i2 = i1v2 + 4i1 − 1, ik = 1A, ie = 0.01 cos(t)A, R1 = 4Ω, R2 = 1Ω. (a) Determine all DC operating points of the circuit. (b) Choose one DC operating point and find the small signal equivalent of the 2-port resistor at this operating point.

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(25) The elements in the Figure 2 are defined as follows: v1 = vž + v2 - 4i1– 6 ve i2 = i1v2 + 4i1 – 1, ik = 1A, ie = 0.01 cos(t)A, R1 = 42, R2 = 1N. (a) Determine all DC operating points of the circuit. (b) Choose one DC operating point and find the small signal equivalent of the 2-port resistor at this operating point. %3D iz 1 R1 ix ie V2 R2 Figure 2. (25) The elements in the Figure 2 are defined as follows: v1 = vž + v2 - 4i1– 6 ve i2 = i1v2 + 4i1 – 1, ik = 1A, ie = 0.01 cos(t)A, R1 = 42, R2 = 1N. (a) Determine all DC operating points of the circuit. (b) Choose one DC operating point and find the small signal equivalent of the 2-port resistor at this operating point. %3D iz 1 R1 ix ie V2 R2 Figure 2.

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