During regenerative breaking= A rotating magnetic field is reversed B slip is positive C torque is positive D slip is negative

0 Answers   Core Solutions,

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How you will determine the volume of oil in a particular Distribution transformer.

0 Answers  

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who is ohm's and his law ?

1 Answers  

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how much Watt can we fully load a transformer

4 Answers  

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fog produced due to?

2 Answers   MAHINDRA,

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The following equipment are installed ia a plant 1. 110KW Induction motor 4 Nos 2. 30 HP motor 3 Nos 3 15 HP Motor 3 Nos 4 7.5 HP motor 4 Nos what is total load of plant if one of each is stand by.

3 Answers   Blue Star,

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HOW DO I CALCULATE THE SETTINGS FOR THE DIFFERENTIAL PROTECTION OF A 12kV/6.6kV, 6MVA,DYN11 XMER WITH PRIMARY SIDE CTR 400/1 AND SEC SIDE CTR 600/1?

0 Answers   Adhunik,

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why we use 50hz frequency in india why not other frequencies like 52,59,42 etc

5 Answers   INTC,

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How to decide whether A / B / C / D curve type MCB should be used?

0 Answers  

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why we still use sinusoidal waveforms for transmission and utilisation (we know generation is sinusoidal), instead of other ac waveforms such as triangle, sawtooth, square etc.,? is there any mathematical derivations to prove sinusoidal is efficient than others?

1 Answers  

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What is d diff. btw Online & Offline UPS???

4 Answers   Emerson,

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what is divercity factor?

4 Answers   ABB,

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