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- A DC generator of voltage Vg and internal resistance Rg is connected to a lossy transmission line characterised by a resistance per unit length R and a conductance per unit length G. a.)Write the governing voltage and current transmission line eequations. b.)Find the general solutions for v(z) and I(z). c.)Specialise the solutions in part(b) to those for an infinte line. d.)Specialize the solutions in part(b) to those for a finite line of length l that is terminated in a load resistance Rl.Ideally, a dc load line is a straight line drawn on collector characteristic curves between which of the following? Please select one: a. Q Point and shear b. Q Point and saturation c. V_CE (interrupt) and I_C (sat) d. I_b = 0 and I_B = I_C/ß_DCThe VSWR on an 50-Ohm transmission line is 5. The distance between successive voltageminima is 80 cm while the distance from the load to the first minimum is 30 cm. What are thereflection coefficient and load impedance
- 30) In a lightly loaded long distance EHV lines, line loading is and has a power factor: (A) Capacitive, lagging. (B) Capacitive, leading (C) Inductive, lagging (D) Inductive, leading. please contact me in whatsapp +962782974574Develop a small-scale equivalent transmission line pi model (per phase) of the transmission lines with the specification given in table 1. The conductors are placed with a flat horizontal spacing of 7.25 meters. Consider that the load connected against the line 125MW at 0.85 lagging power factor. You are required to develop an equivalent model for a maximum 220V (RMS) sending and receiving end voltage and a maximum of 5A load current. Sr. NTDC Transmission Line Length Conductor No. Туре 220 kV DG Khan-Loralai Transmission Line (227 km) 227km Pheasant TABLE AJ Electrical characteristics of bare aluminum conductors steel-relnforced (ACSR)+ Reniertance Reactance per conductor 1-ft apacing. 60 Ha Ae, 60 Ha Capaitive Aluminum ares, emil Layers of Outaide aluminum diameter, in a/1,000 ft soC, D/ml GMR Induetive Stranding AL/8t De, 20°C. 20C, a/mi Code word D. t Ma-mi Waswing Partridge Ostrieh Merlin Linnet Oriole Chickndee Ibin Pelienn Flicker Hawk 266,800 206,800 300,000 336, 400 336.400…One circuit of a single-phase transmission line is composed of three solid 0.12" radius wires. The return circuit is composed of two 0.15" radius wires. Find the inductance of the complete line in mH/mi. The distance between wires are 40" horizontally and 25" vertically. A. 2.54 mH/mi B. 2.478 mH/mi C. 2.488 mH/mi D. 2.567 mH/mi Provide Clear Explaination
- 1. On a lossless 500 coaxial transmission line with a shorted load: a. a voltage minimum will occur at the load. b. a current maximum will occur at the load. c. a voltage maximum will occur A/4 back from the load. d. the voltage and current are in phase. e. the voltage and current are 90⁰ out of phase. f. the standing wave moves toward the source.The impedance of the 500 km long transmission line is Z = 0.1 + j * 0.4 ohm / km. At the end of the line, 988.1 A current is drawn under 400 kV interphase voltage. The angle of the current is -68. It is 6 degrees. With the short transmission line equations, the amplitude value of the phase neutral value of the busbar voltage to which the generator at the beginning of the line is connected is given correctly. A) 231.34 B) 52.35 C) 400 D) 380.28 E) 388.57The capacitance of a single phase two-wire transmission line depends on: Select one: a. All the above O b. the material of cables c. the radius of cables d. the distance between the cables O e. None of above
- The conductor of a single-phase 60-Hz line is a solid round aluminum wire having a diameter of 0.412 cm. The conductor spacing is 3 m. Determiņe the inductance of the line in millihenrys per mile. How much of the inductance is due to internal flux linkages? Assume skin effect is negligible.A single-phase transmission line consisting of two conductors, the radius of each conductor is 0.4 cm, the distance between the conductors is three and half meters and the height above ground is eight 1-The capacitance in uF/km without effect of ground is 2-The capacitance in pF/km with effect of ground isThe conductor of a single-phase 60-Hz line is a solid round aluminum wire having a diameter of 0.412 cm. The conductor spacing is 3 m. Determine the inductance of the line in millinery’s per mile. How much of the inductance is due to internal flux linkages? Assume skin effect is negligible.