How does an oscillator differ from an amplifier?

0 Answers  

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In 3phase supply Voltage will come around 370v then what will happen?(mean what will effect on electrical equipment like AC,UPS,Motors.)

1 Answers   NTPC,

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what will hapen if we give ac supply to dc motor?

2 Answers  

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In the Variable Voltage Variable Frequency Drive, how the Voltage and Frequency varied ? Is it varied in the Inverter part of the Drive ? Please give us supporting document if any.

0 Answers  

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How does frequency affect KVA rating of a transformer? If a 500 kva, 500 to 250 v, 60 hz t/f used in Canada is to be operated on 50 hz in Europe frequency then how will its KVA rating change? a-increase b-decrease c-remains same

1 Answers  

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in our sub station why we step down firstly 33kv\11kv then 11kv to 430v. can we direct step down 33v to 430.v.

18 Answers   Eaton, Siemens,

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list of tests to be carried out at manufacturers end while purchasing a step up transformer of 11kv to 66kv ,2MVa Capacity.

0 Answers  

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what is megar healthy value for ht &lt cables

2 Answers  

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Name some application zrea where IDMT relay can used?

3 Answers   SKB,

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What is Magnetic Current Test of Transformer.

2 Answers  

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name the famous power plants in ap and vwhere it is located with capacity details

1 Answers   BARC,

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Why are cables rated for 40 KA for 0.25 Sec fault current rating?

0 Answers  

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