Answer / khurram

LCM test leakage current monitoring if current is less than 200mA than its working corect

Answer / kesavan

Doing P.I test check trhe lightning arrester

Based on what the rating of machines are provided??(ANswer should in single word)

19 Answers   Asian Paints, Bhel,

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I have a table fan of Rallifan Make. When I overhauled it I found a stator winding and an aluminum die cast rotor. So it is supposed that it is a 1 phase induction motor. But there are only two terminals coming out and there is no capacitor. Can any one tell how this motor works? or which type of this motor is?

1 Answers  

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What are the specifications for getting approval of Substation?

0 Answers  

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What happens if 25 Hz frequency is applied for 400/200,50 Hz single phase Transformer.Will Voltage increase ?

2 Answers   Bhel, Dawlance, IBM,

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why the colour of insultor stack , petticoat is brown. Is it has some technical reason.

0 Answers  

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what will happen if instead of neutral we use earth wire as return conductor?if we can use ,then why we are not using in our day to day appliances?please justify the answer

11 Answers   NTPC, ONGC,

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How can we calculate ngr resistance for a generator and Transformer ? What type of transformer requires ngr ?

5 Answers   Welspun,

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compressor compresses air means exactly what happens?

2 Answers  

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what is the benefit of floating our DC source? if i have two floating DC source of which 1 has a ref voltage of -21VDC and the other of -18VDC. can it be connected in parallel to share a common ref voltage? if not, how do i make both sources to be of common ref voltage? tks

0 Answers  

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in transformer input is d.c signal which type of emf is induced

1 Answers  

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how to claculate earth strip size for 1500kVA transformer for neutral and body

4 Answers  

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HOW TO TEST THE SODIUM VAPOR AND MERCURY VAPOR LAMP ?

1 Answers  

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