how dc generator produce voltage initially?

1 Answers   Bisleri,

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how electrical earthing maintenance done in industry?

0 Answers   L&T,

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What shall be minimum thickness of firewall in between two transformers and which code specifies it ?

1 Answers  

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If the rated speed of a d.c. Shunt motor is1440 r.p.m, which method of speed control would you suggested to obtain a speed of 1500 r.p.m?

0 Answers  

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In transformers Which type of connection is preferred for harmonics to be minimum. primary : secondary star without neutral:open delta star with neutral :open delta star without neutral: delta star with neutral : delta explain why

1 Answers   Genco,

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why generaotr rating is in kva and dc motor in kw?

7 Answers   Bhel, NTPC,

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during the period of armature reaction ,if the brush shift is not accomplish, what happen?

1 Answers  

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I have doubt that the supply HZ (very low or high than rated ) may affect the power factor. is it true. ?

0 Answers  

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Send the control circuit digram of a star delta stater?

1 Answers   L&T,

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What is diffrence bitween electrical and electronics ?

4 Answers  

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Which material is used for the core of a transformer and why?

0 Answers  

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How to create a SCADA diagram on PC? I run the DG everyday but i dont know how that animated single line diagram is created.Please answer.

1 Answers  

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