【Weekly Topic】【Electrical Edition 20170108】
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Participation reward: 2 Wealth. **Correct reward: 9 points. When transmitting electricity over long distances, in order to reduce power losses along the lines, what is primarily used? A. Increasing the voltage level of the lines. B. Increasing the cross-sectional area of the conductors to reduce resistance. C. Improving the power factor to reduce reactive power. Standard answer: A
A. Raise the voltage level of the line
In long-distance power transmission, in order to reduce energy losses in the lines, the main approach adopted is (A). A. Increasing the voltage level of the lines B. enlarging the cross-sectional area of the conductors to reduce resistance C. improving the power factor to reduce reactive power
A. Raise the voltage level of the line
In long-distance power transmission, in order to reduce energy losses in the lines, the main approach adopted is (A). A. Increasing the voltage level of the lines B. enlarging the cross-sectional area of the conductors to reduce resistance C. improving the power factor to reduce reactive power
A. Raise the voltage level of the line