GMAT
The most vexing problem faced by researchers exploring wind-powered generation of electricity is how to achieve a constant flow of power from an unpredictable natural source, a flow that meets demand but does not overload electrical grids with sudden voltage increases.
The most vexing problem faced by researchers exploring wind-powered generation of electricity is how a constant flow of power from an unpredictable natural source can be achieved, which meets demand but does not overload electrical grids with sudden voltage increases.
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