Define newton's law of viscosity.

0 Answers   Godrej,

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what does happen if generator frequency fall in running condition & what should require immediately

4 Answers  

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what is standard height of an energy meter from ground?

2 Answers  

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When induction motor is started,we see all other electrial appliances connected on the same supply are dimmed out for some moment why?

4 Answers  

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Do you know what is dry-out test in x'mer

0 Answers   First American Corporation, GPSC Gujarat Public Service Commission, Jindal,

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How do you change an AC motor to DC? why there is only 50 Hz frequency in india & not other?

4 Answers   BSF, TATA,

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Explain about how is it working Earth fault'relay and wahts the resistance value of earth bed

0 Answers  

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What are the advantages and disadvantages of the dc motors?

0 Answers  

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what are the protections in 132 kv class electrical systems.....? hw u define that in elctrical terms..? . . .pls answr

2 Answers   ABB,

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10Hp, 3-phase, 415v, 50Hz induction motor. The above motor is to run on Star-Delta connection, so how do i make following hardware selection 1) MCB, 2) Contactor, 3) Wire Gage (Depending on P-P current or Line Current), 4) OLR, Please tell in detail how to do the above, so as to get the ans. of it even if the Hp rating changes.

1 Answers   Engro,

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What is the importance of creepage distance in disc insulator ?

1 Answers  

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show the single line diagram of star delta starter with single phase preventer

0 Answers  

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