What is the principle of Excitation.

1 Answers  

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Why Hg means mecuiry used in vaccum mesuring unit?

2 Answers   Manhattan,

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what is the chemical reaction of solt and charcoal in earthing?

1 Answers   Shyam Group,

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Name some application zrea where IDMT relay can used?

3 Answers   SKB,

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Whats changes in Transformer Oil BDV in changes in temp or Climate?

2 Answers   TATA,

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what are the merits and demerits of synchronous motor over an induction motor...??

5 Answers   NTPC,

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How to take Vector group test of Transformer?

16 Answers   Sunflag Steel, Zuari Cements,

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When calculating the speed of a rotor required for a particular frequency of synchronous generator we use the equation 60f/p Is this p is the number of pole pairs of rotor & do we consider the number of pole pairs in the stator is 1?

0 Answers   UOM,

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WHAT IS THE DIFFERENCE BETWEEN GENERAL INVERTER AND SOLOR INVERTER TELL ME PLZ

0 Answers   Epcon,

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if the number of poles generated in stator and rotor side of an induction motor are different then what will happen and why?

0 Answers  

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meaning of two lines in between the transformer single line diagram??

3 Answers  

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why tungsten is used in incandescent lamp instead of nichrome though nichrome has high melting point

2 Answers  

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