If there are two transformer having rating of 2.5mva, 6.6kv/440v(satr-star),and the load is 600kw then what is better to maintain less losses in transformer having both transformer in parellel or only single transformer connected to load? Please give calculated answer

0 Answers   UltraTech,

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what is the pressure of vacuum circuit breaker

2 Answers  

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1.After synchronising the alternator to the grid,how we r delivering power to the grid?if the i/p increases does the speed hence frequency increases? 2.y the power factor is changing when exitation changes?what is the relation with p.f and flux?

4 Answers   BSNL,

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write a c++ code that receives an integer number and display the sum of the number and its revers integer?

0 Answers   MIT,

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Mention the value of earth resistance and factors on which it depends on.

1 Answers  

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what is DG synchronization panel plz explain the working!!!!!!!

12 Answers   Kirloskar, Lanco, MPS Techologies, Sedemac,

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When a capcitor is used on 440 v thenthis is kvar rating 25kvar .my question is that when we use this capcitor  use 480 v &525 volt .how much kvar increase . Plz give my question ans. And give answer with formula .my mail id is rohitashsaini013@gmail.com

1 Answers   Neptune,

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what will be the effect if we increase the excitation of a alternator??

3 Answers  

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In a overhead system why the voltage between line &ground is taken for basic comparison ?and in case of underground cables the comparison take only by the voltage between cables?

1 Answers   L&T,

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why ferranti efect occurs on no load only?

3 Answers  

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hw to find transformer is in normal position? whether its in charged condition or not? except humming sound?

9 Answers   ABB,

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how to calculate power factor of capacitor? what is transformer rating?

2 Answers  

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