what is difference between the buscoupler and bus raiser?

1 Answers   Synechron,

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if 40 watt bulb has higher resistance then a 100watt bulb then according to joul farmula p=I^2R the 40 watt bulb more power consume then 100 watt bulb.

5 Answers  

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A 3-PHASE TRANSFORMER IS USED TO STEP-DOWN THE VOLTAGE OF A 3-PHASE, 11KV FEEDER LINE. PER-PHASE TURNS RATIO IS 12.FOR A PRIMARY LINE CURRENT OF 20A, CALCULATE THE SECOUNDRY LINE VOLTAGE, LINE CURRENT AND OUTPUT KVA FOR FOLLOWING.A)STAR- DELTA.B)DELTA-DELTA.

0 Answers   Ispat, Red Bull,

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why neutral grounding transformer is used for generator and why it is not used for transformers?

1 Answers   UPCL,

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what is different between DIGITAL and ANALOG?

3 Answers  

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What do you mean by Stimulastion Test in Diesel Genarator / Why & when it's conducted ?

0 Answers   JLL,

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How to calculate % Impedence?

3 Answers   ISRO,

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What are unstable systems?

0 Answers  

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How transformer winding & oil gets heat.

3 Answers  

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Which types of following motors are most efficient?

0 Answers  

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how induction generator generated the power without excition like syncronous generator.

3 Answers  

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What is the difference between phase, neutral wire and earth cable. if neutral is connected to ground, y we need earthing cable? what difference in hot and cold wire? do neutral wire carry current?

1 Answers  

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