A Victoria plaza sub-station supplies 60kW to a load over 250 ft, 100mm2 , two conductors copper feeder, the resistance of which is 0.078 ohm per 100 ft. The bus bar voltage is maintained constant at 600V.Determine the load current
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- in Manila, the LRT runs between Gil Puyat Station and Tayuman Station, which is 4 km apart and maintains voltages 420 volts and 410 volts respectively. The resistance of go and return is 0.05 ohm per km. The train draws a constant current of 300 A while in motion. What are the currents supplied by the two stations if the train is at the distance of minimum potential?(a) What are the voltages at vC1 and vC2 in the circuitas shown = −1.6 V if IEE = 2.0 mA,RC = 350 , and VREF = −1.25 V? (b) RedesignIEE and RC in the current switch described in part(a) to operate at one-fifth of the power with the samevoltages.The currents drawn by the receivers in a given network are given in the figure. Accordingly, active taking into account the current distribution, the point where the greatest voltage drop occurs, and Determine the distribution of the balancing currents in the arms, taking into account their directions.
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- Compute for IN, RN and the current passing though the 25-ohm resistor using Norton’s Theorem.An aluminum transmission line is to be replaced by copper having the same total resistance. If thecross-sectional area of the aluminum wire is 820 MCM, what would be the cross-sectional area of thecopper wire ? Given : Resistivity of aluminum = 17 Ω-CM per ft,Resistivity of copper = 10.37 Ω-CM per ft ( ANS ≈ 500 ??? )Using a neatly and labeled drawn sketch, show the typical circuit arrangement of a monopolar arrangement with ground return
- Discuss the challenges and strategies involved in microchip power management, especially in battery-powered devices. How does dynamic voltage scaling (DVS) work?The number of potential interfaces (points of contact) between various parts of a system.Give reasons and back them up with examples.Explore the future trends and technologies in power system engineering, such as HVDC transmission and IoT-based grid management.