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- In the figure: R1 = 1439.170, R2 = R1 and R3 =2R2, then determine the value of the voltage source E. a 8 mA 10 mA 2 mA RT R1 R2 R3 O 25.33 11.51 O 17.27 15.43 13.82 +Q3) In the Anderson Bridge for the measurement of inductance, drive the equations of balance for the unknown impedance L1 and R1. 111 R3 R1, L1, Head Phones A ww EFor the circuit given in Figure 1, a) Find the Thevenin equivalent circuit with respect to terminals a-b b) When a 5000 resistor is connected to terminal a-b, find the voltage on the resistor wwwwwwmm c) It will be connected to a-b terminals and its voltage on 5000 load will be 132 kV rms. What should be the capacitive reactance value that will increase it? wwwwwwwww d) What happens to the short-circuit current when the a-b terminals are short-circuited? 2+1202 000 m da 127/6 kV rms ob 1.5 +/902 000 w 12725 kV ms
- Q5] find the current of the resistance 1892 if the value of the source is 7.4sin(100nt-44) volt Give the right choice HH 1mF ww 0.093H R1 www 180 R4 1402 3.9mF 13.100, 78.163⁰ mA 14.100, 78.163⁰ mA O 15.100, 78.163⁰ mA ·2 V1If an electrical circuit draws 100W + J100VAR from a sinusoidal source, then what would the circuit be? Explain why. a) a pure resistor circuit b) a series or parallel R-L circuit c) a series or parallel R-C circuit d) a series L-C circuitBased on Figures la,1b and 1c and RLC elements, write a discussion on voltage-current relations and power factor.
- Task 3 A three phase, four wire star connected load consisting of: ZR: a resistor of 9500 in series with a 3H inductor ZB: a resistor of 1950 ZY: a resistor of 1950 in series with a 4µF capacitor Using the equipment available in the power lab (Room T017), connect the given load to a three-phase supply available in the lab and: 3.1. Determine the current of each line and the neutral current and measure the total power supplied by the source. 3.2. Analytically, calculate all currents and the total power and compare with those obtained in measurements. 3.3. Device a method and measure the waveform of the neutral current. Discuss the obtained waveform and the reason for any distortion in the waveform 3.4. Validate your calculations using computer simulationcalculate phasor currents I1 and I2 in the circuit shown belowFor the circuit shown, determine the current through the 2+j5 ohms impedance. 1 22 jsn mm 2 B LOA D 15L280 ZAN jios 100 L² A 240 L
- A solenoid with an inductance of 0.25 H and a resistance of 100 Q is connected to a 120-V 60-Hz source. The current is: Please check the closest answer that applies. X L 120 V 60 Hz O0.226 2-16.3° A O0.224 2-31.2° A LOReduce the following circuit to its simplest form: L₁ LA voo 0.56 H L2 1.2 H R ww voo 1.8 H L3= 1.2 H mooUsing Wye-Delta/Delta-Wye transformations, determine the resistance of the following figure at points