What will be in Mahagenco Trade Test Exam? I want to know the same.

0 Answers   MahaGenco,

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How will polarity test of Dy5 transformer ?

2 Answers   BSL,

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Hi.I want to ask how to calculate contactor rating current? for example I have 460 V , 100 A (induction motor) calculate contactor rating current?

2 Answers  

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we the the value of frequency is 50 HZ in DG then why we said the value inductive rectance is zero in DG?

1 Answers  

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what are 3 factors when selecting a contactor for a job?

1 Answers  

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The power supplied to a 50mH inductor from a 120V, 60Hz source will be

0 Answers  

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What is Plank's Law?

0 Answers   Godrej,

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What is an isolation transformer?Why do we need isolate circuits?Where do we use them?

2 Answers  

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In a 3 pin plug holder, what is the purpose of diameter of ground pin is larger than phase and nutral pin

9 Answers   Coal India, HCL,

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What is effect of over voltage and under voltage on ACB

0 Answers   EFS,

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1. What kVA rating is required for a transformer that must handle a maximum load current of 8 A with a secondary voltage of 2 kV?

3 Answers   BCPL,

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If a generator of generating station produces 100MW rated output then what will be the rating of the step-up transformer connected to it?

5 Answers  

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