Question

Part B. Wheatstone Bridge Circuit with a Current Source Is R5 R1 R2 Is RL R3 R4 For the circuit as shown below, given that R1-20 Ω,R2= 12 Ω, R3-18 Ω, R4= 20 Ω, R5= 9 Ω , R.-3 ΩΊ,-15 A. I. Wheatstone Bridge Circuit Analysis (a) Determining the load voltage VL-Vab for the Wheatstone bridge circuit with LTspice. Subrnit Answer Tries 0/3 (b) Determining the load current I following from a to b for the Wheatstone bridge circuit with LTspice. Subrit Answer Tries 0/3 II. Extraction of Thevenin Equivalent Circuit for this Wheatstone Bridge Circuit RTh VTh RL (c) Determining Thevenin equivalent voltage VTh for this Wheatstone bridge circuit, where VTh is extracted from the open circuit voltage at the terminals a, b without the load, RL Th = Submit Answer Tries o/3 (d) As shown below, extracting Thevenin equivalent resistance Rh for this Wheatstone bridge circuit by setting Is be evaluated via RTh-Vba/le- (Question: why not use Vab instead?) A and adding an external current source with Ic-1.6 A. Thus, Thevenin equivalent resistance can R5 R1 R2 Is Ie R3 0 R4 (S2) Submit Answer Tries 0/3 (e) With the extracted VTh and RTh and using Thevenin equivalent circuit, recalculate the load voltage VL VLTh Vab for the Wheatstone bridge circuit with LTspice. LTh Subrnit Arisw Tries 0/3 (f) with the extracted Vm and Rn and using Thevenin equivalent circuit, recalculate the load current IL LTh following from left to right for the wheatstone bridge circuit with LTspice Submit Answer Tries 0/3 III. Extraction of Norton Equivalent Circuit for this Wheatstone Bridge Circuit IN RN RL (g) Determining Norton equivalent current IN for this wheatstone bridge circuit, where IN 1s extracted from the source transformation IN= VTh/Rh IN- Suhmit Answer Tries 0/3 (h) Determining Norton equivalent resistance RN, where R is extracted from the source transformation RN RTh Submit Answer| Tries 0/3 (i) With the extracted IN and RN and using Norton equivalent circuit, recalculate the load voltage VL-VLN-Vab for the wheatstone bridge circuit with LTspice. VLN Submit Answer Tries 0/3 (j) with the extracted IN and RN and using Norton equivalent circuit, recalculate the load current IL=ILN following from left to right for the wheatstone bridge circuit with LTspice. Submit Answer Tries 0/3

Answer 1

20 26 Apoly da analysis at rde Ve 20 12 le 2o Apply nodal analysis at rode Vb 12 3 60