A loop gain function is given by
Sketch the Nyquist plot for: (a)
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Microelectronics: Circuit Analysis and Design
- 6- T in the LTI stands for (a) Temperature (b) Terminal (c) Time (d) none of pervious answers are correct. 7-The P in Nyquist criterion equals to the (a) number of poles of closed loop transfer function (b) number of poles of open loop transfer function (c) number of zeros of open loop transfer function (d) none of pervious answers are correct. 8-The Nyquist plot of GH (jw) 1 (1+jωτ) (a) crosses the negative real axis (b) crosses the negative imaginary axis (c) crosses the positive imaginary axis (d) crosses the positive real axis 9- A unity feedback system has open loop transfer function G(s) feedback system is (a) ∞o (b) 1 (c) 0 (e) none of pervious answers are correct. 1 10- For the system s²+0.1s+1' = (a) wa = wn (b) wa > Wn (c) wa Wn (d) none of pervious answers are correct. K s(1+ST) The gain margin of the the damped natural frequency wd and natural frequency wn are related asarrow_forwardFor the signal flow graph of the given figure consider the following statements: 1. It has three forward paths. 2. It has three individual loops. 3.lt has two non touching loops. out of above the correct statements are * O 1,2 1, 2, 3 1,3 2, 3 Consider the systems with following open loop transfer functions. If unity feedback is used, the increasing order of time constant respectively taken for unit step response is* 36 1. (s + 3.6) 100 2. (s+ 5) 6.25 3. s(s + 4) O 3, 2, 1 3, 1,2 O 1, 2, 3 O 2, 3. 1arrow_forward81 A unity feedback closed loop second order system has a transfer function- and is excited by a s+0.6s +9 step input of 1 unit. The steady state error of the output isarrow_forward
- The feedback signal of the following system is, Z(s)=. G H O a. G(s)E(S) O b. G(s)B(s) O. Y(S)H(S) O d. Y(s)G(S) of the equipment. Maintenance will extend thearrow_forward2. Given the circuit shown below, denote the delay from A to B, D, and E as tAB, TAD, and tae, respectively. Estimate the ratio TaB : TAD : TAE - B R R A-W- R :C R R R E :C R C :C HH HH HHarrow_forwardThe feedback signal of the following system is, Z(s)= y G H a. X(s)-Z(s) O b. Z(s)-Y(s) O c. X(s)Z(s) O d. Y(s)H(s)arrow_forward
- Impedance measurement in biomedical application modelsPRE LabExercise (Due at the beginning of lab): Analyze how the impedance of the circuit changes when the input signal frequency changes from 0 to infinite.? print the answer on keyboard and Correct or will dislikearrow_forwardEx. 449. K*G(s)=K*1/(s(s+3)(s+6)) is the FTF of a unity-feedback closed-loop system. Calculate the asymptote centroid and show it on a professional root locus plot. Draw the asymptote plot separately. Determine the break-away point and K at the break-away point and show both on the plots. Formal documentation required. ans: 3arrow_forwardFeedback and Control Systems For each of the operational amplifiers shown, find the transfer function G(s) Vo(s) V,(s) %3D 100k ohms 100k ohms 2 micro 100k ohms 2 micro Farads Farads WHE Vo Vo 500k ohms 2 micro 100k ohms 2 micro Farads Farads (a.) (b.)arrow_forward
- Autesave For revision session ) - Protected View Saved to this PC P Search (AltQ Natasha Keery File Home Insert Draw Design Transitions Animations Slide Show Record Review View Help Record Present in Teams eShare O PROTECTED VIEW Becrefles from the Intenet.can contain vinnen. Unles you need te edit safr to stey in Protected Vie. Enable iditing 14 Example 15 For the comparator circuit shown below, a a sinusoidal input signal with a peak voltage (Vp) of 5 V and a frequency of 1 Hz is applied to the non-inverting terminal. Assuming that the signal frequency is well below the slew rate limit, describe and draw what would be the comparator output. Assume values of +Vcc as +10V and -Vec as -10 V, with the corresponding output saturation voltages of +V of +9 V and -V of -9 V. 16 17 18 19 Sde 1of 24 English united Kingdom ENG 014 210/2022arrow_forwardA)Find the expression that gives the voltage transfer function k for V0 = k.Vs for the circuit given in the figure. B) Bölüm A'da elde ettiğiniz ifade için 1 kohm için tüm direnç değerlerini alarak k ifadesini hesaplayın.arrow_forwardwhy the frequency fT is called the ? unity - gain frequencyarrow_forward
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