Equal power factors on paralleled AC generators are maintained by an automatic （）.
相似题目
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The power factor at which a paralleled AC generator operates is usually adjusted by the （）.
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Lines on a chart which connect points of equal magnetic variation are called （）.
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Deck beams on a vessel are generally spaced at equal intervals and run（）.
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Why is it desirable to operate paralleled AC generators at the same power factor?（）
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On a long ocean tow，the bridle should be made up of two equal lengths of（）.
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Which of the following logical volume placement policies is likely to give the best performance in most cases， all other factors being equal？（）
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英译汉：power factor
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With a purely （） load the voltage and current are in phase, giving a power factor of one.
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A power-driven fishing vessel is underway on the high seas and is not engaged in fishing. Which of the following factors determines what lights she will show?（）.
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Which of the following types of motors is often designed for use in correcting power factor?（）
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In an alternating current electrical system, a low system power factor is a direct sign of （）
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Deck beams on a ship are generally spaced at equal intervals and run（）.
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In today’s practice, with cylinders of equal diameter of bore and equal revolutions, the two-cycle engine delivers a power about 80 percent （） than that of the four-stroke one.
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When voltage and current developed in an AC circuit reach their peak values at the same time, the power factor is （）
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The power factor of an AC generator operating singularly is determined by the （）
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The most important factor in engine performance is the actual power output at the end of the crankshaft available for doing workThis is known as （）.
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The alternating current generator supplying a load has a voltage drop resulted from the loadWhen the load has a lagging power factor this voltage drop （）.
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After a week's negotiations, the management agreed to distribute on the ________ of equal for equal work.
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In a low power distance organization, employees or subordinates are considered equal, or nearly equal.
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94. On a Mercator chart, 1 nautical mile is equal to ______.
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Given ___（近似地）equal qualifications and ___（事项），some claim the success factor is largely a matter of luck——being in the right place at the right time.
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Does everyone on earth have an equal right ________ an equal share of its resources？
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With a purely resistance load the voltage and current are in phase, giving a power factor of _____.
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The power factor of an AC generator operating singularly is determined by the_______ .