what is the mechanism of operation of brushless dc motor why is it more wexpensive then ordinary permanent magnet motors

0 Answers   Lanco,

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what is the relation between KVAR,KVA,KW?why we are mentioning capcitor rating in kvar?what is meant by arcing horn and horn gap in transformer?what is equipotential wire?

1 Answers  

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What is the accepted limit to increase the choosen transformer capacity over the load and why ?

1 Answers  

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i want to make an elec generater with only 12v car battery car alternater and 12 volt motor ..... will the battery charge and give power at same time with out over charging the battery?

1 Answers  

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Our transformer capacity is 500kva & voltage ratio is 11kv/433v step down tf.Now i need to know if my input voltage is 10500v and what would be the secondary side voltage i.e output voltage ?

3 Answers   Helma,

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why slipring motor , at full speed run as squirrel cage motor?

1 Answers  

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wath is this mining of bts

2 Answers   Nokia,

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what is the purpose of neutral grounding resistor (NER) and why?

8 Answers   CBRE, Square Textiles,

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why transformer is rated in kva instead of kw?

1 Answers  

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what happens when the supply frequency to the tube light is reduced to 25Hz....?

5 Answers  

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Please tell me the formulaes while designing a substation for power Calculations in designing a 33 KV Substation?????

0 Answers  

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sourse is 66 KV / 350 MVA, transfarmer is 1000 KVA 6.6 / 0.415 kv, iF fault is 28.75 MVA on 0.415 KV Bus then calculat the Transfarmer Impidance

0 Answers  

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