In brushless excitation system how generator field current is measure even if the slip rings are absent?

3 Answers   Adani,

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Does the total power means fundamental plus Harmonics?

2 Answers  

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What will be done if we open the secondary of CT on load??

4 Answers   Engro,

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How to Preparation of online test

0 Answers  

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Please nybody say, weather the result of Bharat Oman is declared or not? Probable date of declare???????

0 Answers  

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How many losses in generators? how we can reduce them? and also in motors,transformers?

1 Answers  

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how to calculate size of cable from motor current given and how to calculate full load current of a induction motor.

3 Answers   Aarti Steels,

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1. What are the tests to be carried out for CBCT? 2. can measure the secondary resistances? 3. with respect to secondary maximum how much voltage can be applied for IR test.

0 Answers  

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why is the rating of transformer done in kva and not in kw.

21 Answers   Honeywell, Satyam,

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1.what type of wave is produced from i.online ups ii.offline ups iii.inverter.why don't we use inverter instant of offline ups for computer,what's the reason?

2 Answers  

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how to calculate single phase motor efficiency ?

0 Answers   Bhel,

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

1 Answers  

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