Why used in layer by layer charcoal and salt used in earth pits.

11 Answers   CESC, HP,

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What type of changeover switch needed to run a load of five 1.5 tonn ACs.

1 Answers  

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why we use RYB phase sequence? and somewhere we use UVW ? why?

6 Answers   CSPDCL-Chhattisgarh State Power Distribution Company Limited, MUET, TCS,

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what is the use of commutator in dc motor if we supply ac ? commutator is used to convert ac to dc.and it is used to arrange the flux in unidirectional in case of dc supply. if we give ac as supply to dc motor what is the use of commutator?

0 Answers  

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why use -48 volt DC power in telecom?

3 Answers  

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what is POTT and PUTT explain?

0 Answers  

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While testing the value of the resistance for the earthing rod, two auxillary rods are connected to the earthing tester.What is the working function of a earth tester?

0 Answers  

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Where servomechanism is used?

0 Answers  

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What is VSCF windelectrical system?

0 Answers  

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How will polarity test of Dy5 transformer ?

2 Answers   BSL,

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what is humming noise and wha is the reason to develop humming noise in a mv pannel ?

2 Answers   HPL,

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WHAT IS START TO >5HP INDUCTION MOTER IN STAR DELTA METHOD?

2 Answers  

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