how we identify AC or DC machine at the time of seeing, with out use of name plate?

4 Answers  

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HAT IS THE EFFECT OF LOW POWER FACTOR ON THE GENERATING STATION?HOW WILL YOU IMPROVE THE LOW POWER FACTOR?

1 Answers  

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how many types method in earth testing?

3 Answers   ONGC,

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In a star to star transformer can we use a common neutral for both star connected primary and secondary

1 Answers  

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How much pf maintan in dg set in 6o% load,when Dg runnig Neutaal Earthing removed what happen.

0 Answers  

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how to size H.T & L.T Panel ?

0 Answers   Schneider,

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If only R Phase is connected in 2 pole elcb, n is not connected than it will work or not in ground fault.

0 Answers  

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what is necessity of using isolation transformer?

4 Answers   NTPC,

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Why we use duplex coil and hook switch in telephone system?

0 Answers  

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when voltage gets down the current of motor increases. but according to Ohm's law voltage is directly proportional to current. plz explain

4 Answers   Maruti Suzuki, TATA,

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What is cable size of motor if starting current is 15.6 Amperes??

0 Answers  

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Why we are going for converter transformers for DC drives application instead of distribution transformer?

0 Answers  

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