Answer Posted / sathya

motor ideal timing some of back emf in motor side.then start the motor bemf will be high after motor reach the speed bemf will be zero.

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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hello friend i wish to study a course related to the electrical construction, controlling and monitoring , which course i want to study? pls give me the name of institute?

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In diesel generator how AVR get voltage to excitation. And basic diagram DG EXCITATION CIRCUIT.

3324

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A cable with concentric PE conductor must be used with frequency converter circuits what does its means.?

1575

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When calculation of fault current and fault Kva is to be done,why always we use per unit value and why we consider the base kva?

1904

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What is Percentage impedence of a transformer? why it is expressed at a percentage? what is the importance of percentage impedence in case of a transformer?

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HOW TO CALCULATE AMPs OF CURRENT TRANSFORMER IN HT Panel

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please explain to me how to calculate current,voltage,resistance with formula??

1435

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If I have 3 essential main switch board and 3 incoming electricity ,but only 1 genset running is that possible.

1639

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what is difference between 5A and 100A CT constructional wise and operation?

3570

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What is meant by load angle of an alternator? Upon what factors does the load angle depend?

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What are the different towers used in 132kv transmission line? what are the differences between the P,R,S towers used in 132KV and detailed explanation

1915

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what is the difference between gas group b and gas group c electrical equipment construction wise?

1869

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how to maintain frenquncy with syncronising sub-station for distribution

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What happens if the negative to earth voltage is greater than positive to earth voltage in the battery of substation?

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