Electrical and Computer Engineering Homework Solutions

RL circuit with switch

At the moment when switch is closed, the inductor has an initial current of 20 mA. The inductor will malfunction whenever the magnitude of the inductore currrent equals or exceeds 5A. How long after the switch is closed does the inductor malfunction? See attached file for circuit picture.

Power-Flow Solution (Calculate Phase Angle via Real and Reactive Power Equations)

Consider the electric power system shown {see attachment}. The power-flow solution of this system can be obtained without resorting to iterative techniques. The elements of the bus admittance matrix Ybus have been calculated as: {see attachment}. Calculate the phase angle {see attachment} by using the real and reactive power ...continues

Power-Flow Solution (Calculate Real Power Generated and Total Real Power Losses)

Consider the electric power system show {see attachment}. The power-flow solution of this system can be obtained without resorting to iterative techniques. The elements of the bus admittance matrix Ybus have been calculated as: {see attachment} If {see attachment}, calculate the real power generated at bus-1 (swing-bus) and the ...continues

Solve Using Gauss-Seidel Method (Perform Four Iterations)

Using the Gauss-Seidel method and the initial guess X1(0)=1, solve the following equation {see attachment}. Perform at least four iterations.

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