what are the types of transformers

59 Answers  

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Ehat is shunt motor?

4 Answers   L&T, Siemens,

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In a transformer ,when voltage decreases current increases. but this is a violation of oms law.why?

15 Answers  

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Given a collection of points P in the plane, a 1-set is a point in P that can be separated from the rest by a line; i.e. the point lies on one side of the line while the others lie on the other side. The number of 1-sets of P is denoted by n1(P). The maximum value of n1(P) over all configurations P of 19 points in the plane is 18

0 Answers   TCS,

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How do you select a cable size(Cu&Al) for a particular load

10 Answers   Adhunik, BPCL Bharat Petroleum, Hiecon, TATA,

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Why usually in all electrical equipment taking more current in Y pahse like pumps,compressor,or any other applications

1 Answers  

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how much earth resistance consider to commissioning the transformer?

3 Answers   Deccan Cements,

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Why we use modulus with voltage in stability equation that is P=[E][V]SIN@/X WHY VOLTAGE IS IN MODE VALUE WHAT IS THE REASON?

1 Answers   Bhel,

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In a 3 phase induction motor(without connecting supply) if we rotate its rotor by hand and check resistance of stator winding at motor terminal box its resistance varies why ??

3 Answers   Jindal,

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If the (Motor control center)Panel work on field the relay used in panel in the case this will be damage and no indication provide on panel.fault occur in panel and MCB will not trip. how happen the relay damage in panel and what effect of panel.

1 Answers  

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How do you calculate of power factor, if it is lagging or leading for unit(1).

4 Answers  

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why C T secondary are rating 5A generaly .

7 Answers  

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