2. Determine the value of the mesh currents shown below. 1 k2 1 k2 1 k2 1 k2 12 V 1 k2 12 V 10 VI
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- NOTE: Solve this as soon as possible, I need this urgently. Determine the currents Iy and I, in the circuit below 6 mA 1.51 1 mA1/ Suppose that there are two types of H.V.T.Ls operating at the same voltage and carrying the same current, but one of them with smooth shapewhile the other with standard shape. Which of them, you will choose? a. choosing the smooth one. b. choosing the standard one. c. choosing the one with hollow construction shape. d. all these answers are wrong. 2/ As the ambient temperature in crease the disruptive critical voltage of coron a is: a. Decreased b. Increased c. No effect d. All these answers are wrong. 3/ Using HV underground cable improvevoltageprofile and power factor in any loaded inductive electrical grid because. a. Due to its inductive power effect. b. Due to resistive Effect. c. Due to its capacitive power effect. d. All of the above answers are wrong.& Measurement 30 40 time [ms] Figure 1. V-t Graph of three phases in Turkey. Click to see additional instructions Figure 1 shows the three phases V-t graph in Turkey. Please write the indicated values with their units in boxes and Voltage - time function of each phase in table below. Please write the units in the second box. 1= V 2D ms 3= ms
- You are working as an electrician in a large steel manufacturing plant, and you are in the process of doing preventive maintenance on a large DC generator. You have megged both the series and shunt field windings and found that each has over 10 M to ground. Your ohmmeter, however, indicates a resistance of 1.5 across terminals S1andS2. The ohmmeter indicates a resistance of 225 between terminals F1andF2. Are these readings normal for this type machine, or is there a likely problem? Explain your answer.A 2 wire d.c. ring distributor is fed at A with 220 V. The various loads are 10A at B, 20A at C,30A at D and 10A at E. The resistances of the sections AB, BC, DC, DE and EA are 0.1 £2, 0.05 $2, 0.01 2, 0.025 2 and 0.075 respectively. Determine, a. Point of minimum potential b. Current in each section [Ans.: Point C, 29.04 A, 19.04 A, 0.96 A, 30.96 A and 40.96 A201503131 3. Two batteries with E, = 3V and E₂ = 5 V are connected with three resisters R₁ = 10 ohms, R₂ = 20 ohms and R3 = 30 ohms as shown in the Figure. (8-points) a) Find the currents I₁, I2 and 13 passing through the resistors R₁, R₂ and R3 consecutively and indicate their directions in the figure. (4-points) I Iz V.P 23 13 = I₁+I₂ R₂ 10 3 & 3-101₁-3013 =0 5-20 I 2-10 I₁ = 0 I R₁ ww R3 30 20 25
- 20. The resistance R and a 2 μF capacitor are connected in series across 200-V dc supply. Across the capacitor is a neon lamp that strikes at 120 volts. Calculate the value of R to make the lamp strikes 5 seconds after the switch has been closed. A. 4.89 kΩ B. 4.89 MΩ C. 2.73 MΩ D. 2.94 MΩTHROUGH THE LAZO ANALYSIS, ANSWER THE FOLLOWING QUESTIONS A) DETERMINE THE EQUATIONS OF CURRENTS I1, I2, I3 B) FIND THE VALUE CORRESPONDING TO I1, I2, AND I3 C) FIND THE CORRESPONDING VALUE Io.aloulated m O1 the value you Up = A cos wt +1o Calaulate maarli)-min(i) =? Use constant voltage drop mad. Don7 to write units. . - 3.7V forget