2. For the following open loop transfer function G(s) = 2K s(s +12) design a PD controller K, + KDS such that the unity closed-loop system satisfies the following specifications (In the above G(s), please let K = 8) (a) Steady-state error with a unit ramp input less than or equal to 0.01 (b) Overshoot %OS less than or equal to 7.5%. (c) (You don't need to verify T, and T.)

In differential-mode, ............ ..... Select one: a. only one supply voltage is used b. the outputs are of different amplitudes c. the gain is one d. opposite polarity signals are applied to the inputs

Consider the block diagram in Figure CP2.6.(a) Use an m-file to reduce the block diagram inFigure CP2.6, and compute the closed-loop transfer function. (b) Generate a pole–zero map of the closed-looptransfer function in graphical form using thepzmap function.(c) Determine explicitly the poles and zeros of theclosed-loop transfer function using the pole andzero functions and correlate the results with thepole–zero map in part (b).

Subject:Electronics Engineering

Question 666 electric  Full explain this question very fast

B) What is the advantage of Schmitt trigger circuit over classical comparator?

Please give the answer to this question correctly. Please give full solution with correct answer and make it very detailed.

Q1)(a) An industrial liquid level system represented by a signal flow graph is shown in Figure Q1(a) using Mason's gain formula i) Identify the number of forward paths and the forward path gains i) Identify the individual loops, two non-touching loops and three non-touching loops. C(s) ii) Obtain the transfer function R(s) for the liquid level system - H1 64 G2 G6 Cs) R(S) G5 - H2 Figure Q1(a)

Consider the circuit in Figure A4. (a) Explain its operation with the aid of diagrams. (b) Assume that R₁ = 21 kQ, Vref = 1.2 V, Vs = +12 V and -Vs = -12 V. Determine a value for R₂ to obtain a maximum threshold voltage of Vth = 5.25 V. (c) Sketch the output voltage signal in time for a sinusoidal input signal of peak voltage 3.5 V and frequency 2 kHz. R1 R2 Vout Vref Vin +Vs -Vs Figure A4

An operational-amplifier circuit that may be used as a controller is shown in Figure Qla. (a) R4 ww R1 R3 e Co Figure Qla R1, R2, R3 and R4 are resistors and C1 and C2 are capacitors. Assume both op-amps are ideal and their input/output voltages are ei, e and eo, as shown in the Figure. Using the impedance approach: (i) obtain the transfer function for each op-amp, i.e. E(s)/E:(s) and Eo(s)/E(s). (ii) hence obtain the complete transfer function for the system, i.e. Eo(s)/Ei(s). (iii) Determine D(s) = Eo(s)/E:(s) when R1 = R2 = R3 = R4 = 1 N and C1=1 F, C2= 2 F. %3D (b) Consider the closed-loop control system shown in Figure Qlb. 1 Σ K.D(s) (s +2) Figure Qlb K is the gain and D(s) is the transfer function obtained in part (a)-iii. (i) Plot open loop zeros and poles for the above system in the s-plane. [. Determine whether the point (-1+j) is a closed loop pole for any value of K, by considering the angle criterion at this point. (ii) (c) Briefly summarise the steps, which need to be…