what is the opencircuit tes &short circuit test in transformers ,why you need this test, in poen your connecting which votmeter why?

1 Answers  

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What is the maximum operating temperature for a thermoplastic insulated cable?

0 Answers  

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As per the theory current doesn’t flows in Neutral, but practically it is not applicable, explain why?

3 Answers  

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How can i calculate knee point voltage of 800/5A Current transformer?please explain me with suitable calculation?

2 Answers  

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What is stepper motor. What is its uses?

0 Answers  

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how to calculate cable size, olr rating, contactor rating and mccb rating,to below given details three phase motor 75 kw,415 v,.85 pf,50 hz?

5 Answers   Cabin Crew, Essar,

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Is it true online ups having bypass mode if it is true then why we called ups because it is interrupting power when goes in bypass mode

0 Answers  

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if earthing is not connected to computers any problem ?

2 Answers   HP,

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operation principle of a generator? Gss, Diesel and HFO which is better and why?

1 Answers  

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Q: How to calculate Transformer losses , tell us by Formula.

0 Answers  

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Why CT's shall not be kept open?

5 Answers   ABC, Qatar Gas, TIPL,

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Piezoelectric materials serve as a source of:- A. Microwaves B. Ultrasonic waves C. Musical waves D. Resonant waves

3 Answers  

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