Questions without a selected answer in Power Systems

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When the $\text{Newton-Raphson}$ method is applied to solve the equation $f(x)=x^3+2x-1=0$ ,the solution at the end of the first iteration with the initial guess value a...
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While measuring power of a three-phase balanced load by the two-wattmeter method, the readings are $100$ $W$ and $250$ $W$. The power factor of the load is ______.
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35
A $2$-bus system and corresponding zero sequence network are shown in the figure. The transformers $T_1$and $T_2$ are connected as
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36
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37
The undesirable property of an electrical insulating material ishigh dielectric strengthHigh relative permittivityhigh thermal conductivityHigh insulation resistivity
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