Wtat is vaccum currcuit breaker.define with cause of used.and where be use it Devise .

1 Answers  

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why maintain the Dg PF is 0.8? Explain?

4 Answers  

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what is the roll of power factor in induction motor.

3 Answers   Hindalco,

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what should be 3phase motor capacity or rating to connect in star connection. what should be 3phase motor capacity or rating to connect in delta connection. what should be 3phase motor capacity or rating to connect in star delta connection

1 Answers  

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The power supplied to a 33microF capacitor from a 120V, 60Hz source will be

0 Answers  

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why transformer impedance measure in % (percentage)

4 Answers   Hindalco,

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what happen to the voltage and current in all phases when an earth fault occur in a phase in three phase three wire system(delta connected)...

1 Answers  

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hi i will D.E.E.E.is completed pls send rrb diploma old qustion papaer sent in my e mail. i.d.

0 Answers   IIT,

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WHAT IS THESETTING CALCULATION FOR THE RELAY?

1 Answers  

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what are tpes of insulaors& its uses

1 Answers   ABC,

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how many current required for hypo test

0 Answers  

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what is the difference between megger and earth resister ??

0 Answers   HMPL,

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