一台变比为K A (K A 为高压边额定相电压与低压边额定相电压之比)的自耦变压器的额定容量是其绕组容量的()
A.
1-1/K A )倍;
B.
1/(1-1/K A )倍;
C.
K A 倍;
D.
K A -1)倍。
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参考答案:
举一反三
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