Answer / e.subhash

the arc density is more, hence the natural air is not sufficient to quench the arc so ACB is not using HT side

how to calculate KA rating of C.B?explain with Formula.

1 Answers  

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what is the minning of propotional, integral, derivative ?

1 Answers  

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Why infinite busbar has zero resistance and high mechanical inertia?

1 Answers  

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what is impedence voltage

1 Answers   Thermax,

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How to do the meggering for a cable.

6 Answers  

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In a incandescent bulb, if the glass is punctured, and then power is supplied, the tungsten filament blows up with a flash.Why?

2 Answers  

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I have 800 Amps MG Fix type breaker It is in on line & it has been given only UV (under voltage)coil connection for tripping purpose.now it is not working properly means its getting tripp so how can i replace it or how can i rectify the problem without destrubing my load??????????

2 Answers  

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a 650 KVA diesel generator is 1500 rpm, voltage is 415V n full load amps is 805 something,when are applied load more than 400 amps it's voltage is dropping, what is the reasons...?

4 Answers  

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difference between main metering kiosk and check metering kiosk

0 Answers  

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Which lamp will fuse first(1)20(2)40(3)200 three lamps will fuse together

2 Answers   NTPC,

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To test Transformer we give HT side 440V to see wheather that it is producing 17.6V on LT to verify Voltage ratio is correct or not but when we give the 440V voltage to LT side then what will happen to HT voltage ?

3 Answers   Aditya Birla,

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why a bulb glow when connected with two end phase and neutral respectively.

1 Answers   ACME,

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