Which phase is prefered for connecting 1phase vt used for synchronism in an OHL? why?

1 Answers   Siemens,

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State Maximum Power Transfer theorem.

0 Answers   ABB,

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why ups rating in kva? and why ups are in parellel?.why isolation transformer is used in ups?

0 Answers  

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what is the diffference between 3 point and 4 point starter ?

3 Answers  

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1.wat is the advantage of induction motor? 2.wat is diffrence between 1-phase and 3-phase induction motor?

2 Answers  

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What is infinite Busbar?

4 Answers   Equate,

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What is stacking factor? What is its approximate value?

0 Answers  

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explain the working principal of the circuit breaker?

5 Answers  

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why in 3.5 core means 3 core for phase and .5 for neutral?

1 Answers   Sodexo,

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What is genrally the % Impedance of a Dg set? How can we calculate Earthing conductor size for a DG set?

0 Answers  

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what is LUX?

4 Answers   NTPC,

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A transformer is used to light a 24volts,70watts lamp from a 240a.c main.The current in the main cable is 0.35A. Calculate, (1) The efficiency of the transformer. (2) the current in the lamp.

1 Answers  

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