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【简答题】
某对称三相电路,负载以星形联接时线电压为380 伏,每相负载阻抗为10+15 欧,求负载相电流是多少?
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参考答案:
举一反三
【简答题】Daniell原电池的正极发生 反应,负极发生 反应;Daniell电解池把发生还原反应的电极称为 ,发生氧化反应的电极称为 。
【单选题】Frankenstein finally _______ the female monster himself.
A.
created
B.
destroyed
C.
killed
D.
saved
【单选题】The narrator finally found out that he was not Pygmalion but Frankenstein because the monster had caught him by the throat. It means_____.
A.
He was defeated by his own logical fallacy
B.
He was defeated by Polly
C.
He was defeated by his rival Petey Burch
D.
He was defeated by his weakness
【简答题】5. The narrator finally found out that he was not Pygmalion but Frankenstein because the monster had caught him by the throat. It means_____. A. He was defeated by his own logical fallacy B. He was d...
【判断题】原电池的正极发生还原反应。
A.
正确
B.
错误
【单选题】如图 2-15 所示电路,端口的输入电阻Ri 为( )
A.
r
B.
-r
C.
0
D.
无穷大
【判断题】原电池的负极发生还原反应,正极发生氧化反应。
A.
正确
B.
错误
【单选题】The narrator finally found out that he was not Pygmalion but Frankenstein because the monster had caught him by the throat. It means_____.
A.
He was defeated by his own logical fallacy .
B.
He was defeated by his lover Polly.
C.
He was defeated by his rival Petey Burch.
D.
He was defeated by his weakness.
【判断题】原电池的正极发生还原反应,负极发生氧化反应。( )
A.
正确
B.
错误
【简答题】The narrator finally found out that he was not Pygmalion but Frankenstein because the monster had caught him by the throat. It means_____.A. He was defeated by his own logical fallacy B. He was defeat...
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