Answer / k.prakashchandra

In hollow conductor the wall (outer surface)becomes thicker
for the same sectional area ,thus offering less
resistance.In case of stranded conductor ,the strands in
alternating positions share equal currents

Multimeter show phase to neutral volt 230 the per phase but phase to phase 415 not show 460 why.

1 Answers   Intas,

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Differance between power circuit and control circuit

3 Answers  

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why insulation cost is more in underground cable than in overhead line?

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Why used in netural grounding transformer for netural side

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Transformer cores are laminated in order to A simplify its construction B minimize eddy current loss C reduce cost D reduce hysterisis loss

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What is a copper loss or i2r loss pc?

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Why use the vcb at high transmission system ? Why can’t use acb?

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what is the apt definition for kirchoff's current and voltage laws?

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I have applied the post Junior Engineer-iii(c&w)in R.R.B chennaI recently . can i get any model question paper LAST 4 YEARS?

2 Answers   Data Entry Operator, RRB, SSC,

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Why in metering Ct for ammeters ct secondary side is grounded for each Ct but not in case of CBCT (Core balance current transformer)..kindly some1 highlights the reason..is it because net flux is zero?

0 Answers  

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which one is rotating transformer-single phase induction motor or 3 phase squirrel cage motor?

1 Answers  

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What is the battery voltage limit

3 Answers  

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