Answer / arif

14 amp

Which has more losses, AC or DC??

4 Answers   Infosys, TATA,

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some ac motor's direction get change dueto ghanging input to the ac drives.(say ryb to rby). but some motor direction remains the same when phase sequence is changed fromdive side. can anybody guide me?

1 Answers  

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Best way to measure the Soil resistance of rocky soil, three probe method and four probe method

0 Answers  

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Kindly Tell me name of the book for electrical estimation and costing ,calculation or web site to download

1 Answers   ABB,

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railway exam in asst loco pilot old test paper

25 Answers   Indian Railways, Loco Pilot, RRB, Southern Railways, TATA, Vimal,

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How can decide the MVA rating of power transformer for substation like 220/132, 132/66, 66/33kv etc or even higher kv rating of substation???? Send me the strictly technical answer that shows your strong technical aptitude.

6 Answers  

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if the field circuit of a d.c. shunt motor running without load gets opened, then the motor will

3 Answers  

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can we keep open the secondary of current transformer?

1 Answers   Jyona Power,

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what is the radio of kva & kvar or why calculated kva & kvar

3 Answers  

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please tell me how a surge protector work on a DC 48Volt.? please describe briefly.

0 Answers  

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WHAT IS PRINCIPLE OF TRANSFORMER

10 Answers  

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What is the importance of quality factor in resonance?

3 Answers  

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