Answer Posted / dileep verma

DC

can anyone tell me can the electromagnetic waves can be reflected back?if so how &by which material it can be reflected back?please tell me so that it can help to my wireless power trasnmission device.

1748

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by using pump duty, how we will can calculate the motor duty(KW)? is there any standard or formula.

1925

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Can we convert off line transformer to on line transformer

1933

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What is a slack bus?

1083

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What is trip and closing coil in cb? Why need of them

1448

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what should be the acceptrd value of winding resistance for 2.5MVA transformer

2263

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Can any answer me ,What will be the range of C.T coil for L&T energy meter EM301 used for 180 kva DG set

2146

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What is Meter MF if External CT Ratio is 150/1 , PT Ratio is 132/110 Meter CT Ratio is 200/1 & Meter PT Ratio is 110/1

1804

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How a capacitor discharge weld power supply works? what is the use of a pulse transformer?

2018

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What is Auto Mains Failure Panel & Auto Synchronizing Panel

1881

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What will be the current if the resistance total in a series circuit doubles?

1162

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dear all i am kumara now current working in electrical designing of control and relay panel i want learn some substaion design then any book are available. pls mention name and authour

1895

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why to use freewheeling diode ( diode in revers bias mode) across dc coil

4888

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Name two low frequency oscillators?

1353

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A 3-phase IM is supplied from 50 Hz system. It runs at speed of 1440 rpm and slip equal to 4 %. Calculate number of pole pairs. A 1 B 6 C 2 D 3

1966

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