if 1hp jet motar drop voltage when start from 220v to 120v give the reason and solution.

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why transformer rating in kva?

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what is the purpose of interpose t/f in control and relay ckts?

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what are the main hormonics in ac?

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what is floating charger and boosting charger?

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if i get a drop in my 1st year and the i clear my 2nd year and 3rd year all clear and i dont have any back logs so can i be able to sit in campus selection??

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IN MY SYSTEM THERE IS ONLY OVER CURRENT EARTH FAULT RELAY IS AVAILABLE. FOR THE UNBALANCE SENSING IS THERE ANY RELAY IS AVAILABLE? THE SAME CTs WHICH ARE USED FOR THE OVER CURRENT EARTH FAULT RELAY CAN USE FOR UNBALANCE ALSO?

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What are the protections to be used for Generator?

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different aspects of voltage stability

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HOW TO CALCULATE S/C,O/C,E/F OF ACB.

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why bulbs when connected in series glow dim

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what is photo voltic cell,& what are the materials associated with that?and any spcifications like volts/cm etc?

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