Answer / prakash

frequancy of 2 nd hormonics is to be selected for measuring earth resistivity

what is the function of anti-pumping in circuit breaker?

20 Answers   Aditya Birla, INEL, NCC,

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How do you select the pickup value of the relay?

0 Answers  

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what is impedance in a transformer? how can i calculate it?

1 Answers  

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Can any one explain me about 2 phase motors ?

2 Answers   L&T,

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it is in our knowledge tht right plug of supply of residential suppy system is phase n other is neutral...howevr the battery charger of mobile works in both ways...i mean it is not restricted in only one direction.ny of the holder of charger can hav phase .so y is it not lik tht phase of supply must b connected 2 phase of charger...?

0 Answers   TATA,

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No load efficiency of transformer is ___________ than full load efficiency

2 Answers   PGCET,

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what is ferranti effect?

3 Answers  

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why transformer rating in kva?

7 Answers  

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single phase voltage 230 and Three phase voltage 450 why 690 voltage

1 Answers   XYZ,

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Give the expression for the frequency of oscillations in an op-amp sine wave oscillator?

0 Answers  

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Which cable is use for rtcc control panel

0 Answers  

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What is meant by TAN-DELTA test carried out in motors?

3 Answers  

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