what is the MNA in case of d.c. machin? whaty is the importance of it? hoe it affect the brush position?

2 Answers   TATA,

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what is the relative size of single and three phase?

0 Answers   Student,

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What will hapen if we run generator below 47.6hz frequency?

9 Answers   TATA,

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when a three phase motor in running condition consumes 2A in each phase,and if one of the phase gets fails what will be the consumption in other two phases

4 Answers  

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what do you understand by dressing a HT/LT pole

1 Answers   Federal Polytechnic Nekede,

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difference between a four point starter and three point starter

9 Answers  

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Can neutral line also be use as a earthting for distribution transformer, or we need separate earthing pit forh the transformer?

1 Answers  

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0 Answers   Maples,

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Why is it preferred to use a wattmeter(s) to measure power in three phase systems rather than using a combination of other instruments e.g. voltmeters, ammeters etc?

2 Answers  

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with 3 phase board on a 63 amp rcd is it ok to have 6 electrical showers 2 on each phase and what problems could happen

0 Answers  

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why transformer calling in VA rating

6 Answers  

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What happens if a +vely charged particle is placed in the centre of a room and assume that the north side wall is having magnetised with north polarity and south side wall is magnetised with south polarity. In which direction the particle will move

5 Answers   BSNL,

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