what is buchholz relay?what is it used for?

8 Answers   Engineers India Limited, NFCL,

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what is negative phase sequence

1 Answers  

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which relay is used on long transmission lines

10 Answers   ABB, Bhel, Student, Tata Steel Limited,

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why two fuses are used in battery charging room?one in positive line and the other in negative line?do any DC system require two fuses?

1 Answers   HPCL,

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

0 Answers   TESDA,

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Define the overload capacity of the motor?

0 Answers  

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What is the function of turbo charger in generators

1 Answers  

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why we are using R,Y,B colours for 3 Phase ?

4 Answers   ITC Infotech,

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what are the advantages and disadvantages of speed control of 3 phase induction motor by varying frequency explain with drawing

0 Answers   ABB, Genpect,

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why capacitor bank always connected in delta,why not in star to a system?

15 Answers   NHPC, NTPC,

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which one cable has a more resistance.A big or small

2 Answers  

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for a 5hp motor to operate from 100kva generator ,what size of cable required in sqmm.

2 Answers   DSC, Indraprastha Gas Limited IGL, UltraTech,

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