What will happen if DC supply is given on the primary of a transformer?

6 Answers  

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A 6-pole, 50 Hz, 3-phase synchronous motor and on 8-pole, 50 Hz, 3-phase slip-ring induction motor are mechanically coupled and operate on the same 3-phase, 50 Hz supply. If they are left open-circuited, then the frequency of the voltage produced across any two slip rings would be

2 Answers   L&T,

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what will be the effect if you were using different brands of outlets?

0 Answers   TESDA,

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If u take a kWh reading in 11 kV HT and 440 LV side at same time in yesterday today , then why LT consumed units 3-4℅ high as compared to HT units

1 Answers   Brigade,

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why current increases when voltage decreases in ac system

10 Answers  

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Which motor is suitable for mixer grinders.

12 Answers  

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why we use condenser in the thermal power plant, althrough the same vapour will be again heated

0 Answers   Bhel,

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Define magnetic centre in a motor?

1 Answers  

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How the speed of synchronous motor changes with the variation of load?

1 Answers  

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Briefing the effects of ASR and ACR of a double closed-loop speed regulating system.

0 Answers  

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what are the main components of fan?

2 Answers  

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what happens when a power transformer neutral earthing broken???

11 Answers   MacLellan,

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