10.79 For the op amp circuit in Fig. 10.122, obtain Vo. 5 cos 10³t V(+ Figure 10.122 For Prob. 10.79. 10 ΚΩ www 20 ΚΩ www 0.1 µF 40 ΚΩ 0.2 μF

Compute the closed-loop gain and phase shift for the circuit in Fig. 10.33. Assume that R = R2 = 10 kN, C, = 2 µF, C2 = 1 µF, and w = 200 rad/s. C2 ww R2 R1 Q+ 10

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Q1] Answer the following: (a) The following noise values (in mV) were measured: 10, 20, 15, 50, 30, and 25. Find the rms value of the noise. (b) Given the amplifier circuit with the following specifications: BW=1MHz, Ts=400°K. The input and output signals are found as follows: si=0.001W, So=0.1W, and No=1×10-12 W. Find the following: I. Noise temperature Te, and noise ratio. II. Input noise Ni.

11 V. 10.113. Find the voltage gain, input resistance, and output resistance for the circuits in Fig. P10.113. (a) Vi (b) 20 K (c) Vi 0 100 K 91 ΚΩ 15 ΚΩ 160 ΚΩ 120 K www 120 ΚΩ Vo -O U

Please also explain the theory behind your work and explain why we apply, I'll give a thumb up for the answer like this, thank you so much!   Please answer in typing format solution please only

(a) What is the ratio iC/iE as shown for vI =0.8 V? If needed, you may use the parameters inTable shown. (b) For vI = 1.0 V? (c) For vI = 0.6 V?(d) What is the dc input voltage vI required foriC/iE = −1?

Determine the Thevenin equivalent of the circuit in Fig. 10.27 as seen from the terminals Answer: ZTh - 4.473l 7.64 , VTh - 29.4l72.9 V. a-b. Practice Problem 10.9

Page 8 of 11 7. If a 1500N load is ac coupled to the output in the circuit below, what is the resulting output voltage (rms) when a 50 mV rms input is applied? gm = 5000 mS. Vpp +12 V Rp 1.5 k2 C3 out 10 µF Vin o 0.1 µF RL 10 ΚΩ RG 10 ΜΩ Rs 1.0 kN C2 µF

10.9 In the circuit of Fig. 10.7a let R = 330 ks2, C = 1 nF, R₁ = 10 ks2, and R₂ = 20 ks. Assuming ±15-V supplies, find fo and D(%) if a third resistance R3 = 30 ks2 is connected between the noninverting-input pin of the 301 and the -15-V supply. <= - VN R W + 301 ~ (a) R₂ 16 k R₁ MI O VO ≤ 10 kQ2 FIGURE 10.7 Basic free-running multivibrator.