what is difference between delta-delta,delta-star transformers ???

3 Answers  

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hi i m going to attend bhel interview on 22nd sep 2008 for ET(electrical engineering).pls guide me how to prepare for the interview.i am a fresher.

1 Answers   Bhel,

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how to calculate the size of the HT cable

0 Answers  

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Write the analogous electrical elements in force voltage analogy for the elements of mechanical translational system.

0 Answers  

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why DC current not used in Transformer action?

17 Answers   Engineers India Limited,

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Current Capacity of 55sqmm & 80sqmm conductor

2 Answers  

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What is servo motor and what are the applications of servo motor?

0 Answers   BARC,

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Pl. brief about break-down maintenance of machine tool.

0 Answers  

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DIFFERENC BETWEEN VOLTAGE AND CURRENT

1 Answers   Wipro,

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what is the change over switch ,switch disconnector ,bypass switch and switch disconnector fuse unit?

1 Answers  

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How can you calculate in detail the VA burden of current transformer used for Restricted earth fault protection? Please understand that the CT required here is Class PX or X. Also please show the calculations for knee point vtg, stabilizing resistor, magnetising current.

3 Answers  

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What is the function of RCCB? What are the different sensitivity ratings & each application?

6 Answers   Wipro,

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