1.what is difference in maintain Hz again Hz in USA ?
2.how to calculate the battery AH?
3.why are yearly maintained in transformer how many tests in required?
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What are various impedence in any machine
2 Answers Engineers India Limited, NTPC,
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The magnitude of sum of two sinusoidal av voltage is equal to 230 volt.the magnitude of each individual voltage is also equal to 230 volt.what must be the phase difference between voltages?
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