Answer / dinesh

% impedance indicate the potential to decrease the fault
level in system by that eqipment. % impedance values msotly
occur in between 2 to 20 %

when we increase load , current drawn from source also increases why ?

5 Answers  

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What is the Frequency while we step up the voltage from 220V to 11KV? Is it possible? Explain it?

6 Answers  

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some time we open engine breaker 8.0 MW load but plant not trip. and another time engine open 4.0 MW load engine trip why? individually engine breaker open & individually emergency stop why difference?

0 Answers  

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which fault is severe and why?between lll fault and lllg fault which fault is severe and y?

0 Answers   GE,

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How we can calculate the Amps for the cable Ex:- For 1sqmm wire how many amps we can draw (calculation)

0 Answers   TATA,

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the total iron closs in a transformer core at normal flux density was measured at 25hz and 5ohz and was found to be 250w and 800w respectively.the hysteresis loss at 50hz would be................?????

1 Answers   ABB,

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tate and explain super position theorem

2 Answers  

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What is corona? and what is the purpose of corona belt in substation ? why they connect these end of the buses ?

2 Answers  

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how much allowable resistance that can be difference in motor all coils?

0 Answers  

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how to identified power tranfer line is how much KV????

5 Answers   Essar,

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The screw thread commonly used for transmission of motion is one of the following types of threads

0 Answers   Caterpillar,

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WHAT HAPPENS IF FUSE IS CONNECTED TO NEUTRAL WIRE

5 Answers  

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