What is differential relay? How it operates?

1 Answers  

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in transformer input is d.c signal which type of emf is induced

1 Answers  

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how speed control of induction motor?

4 Answers   DVC,

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what is the necessity of under ground cables ??

0 Answers  

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what is the difference between ac ground and dc ground.. In my project iam using both ac and dc supply.. can both the grounds or the return paths be connected??

1 Answers  

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what will happen if the input of a transformer is dc?

10 Answers   Hindalco,

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What is Autodialer used in FAS????

2 Answers   Emerson,

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For high frequency application we use which transformer?

0 Answers  

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AT THE TIME OF INSTALLING THE POWER PLANT POWER IS TAKEN FROM NEARBY GRID AND GIVING THE SUPPLY TO THE GENERATOR WHICH ACTS AS MOTOR. WHAT IS THE NEED OF RUNNING THE GENERATOR AS MOTOR?

6 Answers  

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what are the safety of chiller.

7 Answers  

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how to calculate the bus bar current rating

2 Answers  

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Does the Impedance of the source affects the THD

1 Answers  

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