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20% (a) Calculate the average steady state power dissipated in resistor RL in Fig. 1(a). The resistor values are Rs = (1000 + n) Q and RL = 10 Q. The ideal transformer has N1 = 1000 primary turns and N2 = 100 secondary turns. The source is Vs = A cos(2nft), with A = (1000 + ε) mV and f = (500+) Hz. I Rs N1 N2 Vs RL 3116 Figure 1(a) Average steady state power dissipated in Rs Optional: Paste SPICE circuit diagram and output here:
20% (b) Calculate the voltage at node 3 relative to ground in Fig. 1(b). V1 = (5000+ €) mV, R2 = (4000+ n) 2, R3 = (3000 + 0) 0, V4 = (2000+ A) mV, and R5 = (5000 + a) N. 7 V4 1 R2 2 3 V1 R3 R5 Figure 1(b) Voltage at node 3 Optional: Paste SPICE circuit diagram and output here:
20% = (c) The switch SW in Fig. 1(C) was open before time t = 0; it is closed using the control voltage VSW at time t = 0 and remains closed thereafter. The voltage es at node 3 is 0 V at time t = 0. Calculate the voltage es at time t = 3 us. V1 = (1000 + ε) mV, L3 = (6000 + n) pH and R4 = (4000+ 0) SW L3 1 2 3 00 Vi4 V1 R4 VSW 7 Figure 1(c) Voltage es at time t= 3 us Optional: Paste SPICE circuit diagram and output here:
20% (d) Calculate the magnitude and phase angle of the impedance Z of the RLC network shown in Fig. 1(d) in sinusoidal steady state at the frequency f = (4000 + ε) Hz. R1 = 40 1, L2 = 18 mH and C3 = 82 nF. R1 L2 C3 Figure 1(d) Magnitude of impedance Z(Q) I Phase angle of impedance Z ) Optional: Paste SPICE circuit diagram and output here:
20% (e) Calculate the steady state output voltage Vout(t) of the circuit in Fig. 1(e) when V1(t) = A COS(2Tift). A = (2000 + 7) mV, R2 = (3300 + E) A C3 = (2200 + n) PF, R4 = (8200 + 0) and f= 10 kHz. C3 R4 R2 OPAMP + V1 Vout Figure 1(e) Vout(t) Optional: Paste SPICE circuit diagram and output here: