Answer / sakeeb

Practically we can possible for laying HT and LT cable in same trench. But, we have to keep clearance between HT and LT more than two HT cable.

If we say that an cable of size 3.5X 50 mm sq. can take current upto 140 amps,is it the current of single core of the cable or of all the cores jointly.

3 Answers  

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a induction motar has 30-35% exciting current at no load but in transformer it is only 2-3% ofbrated current why any reason?

1 Answers   century,

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The error in a single phase energy meter where pressure coil lags behind applied voltage by 88 degrees and pf is 1) upf 2).5lag

1 Answers   GATE,

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Why ACB is used in LT why not in HT and why VCB is used in HT why not in LT

1 Answers   GE,

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what are the tests comes under the type test, what tests comes under routine tests.

0 Answers  

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What is core CT & it's function?

0 Answers  

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what is diffrence between neutral and earth wire

23 Answers   Bhel, Esab, MTNL,

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Define noise?

0 Answers  

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can u tell the difference between star-star transformer and delta to delta transformer.

3 Answers   Videocon,

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Is it benefitial to supply 210v ac to lighting fixtures instead of 240v ac?

2 Answers  

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A 400KVA Transformer has 400Hz frequency.if frequency is changed to 50Hz,then what will be the new KVA rating?

2 Answers   ABC,

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what will be the min and max voltage flow from neutral to earth?

0 Answers  

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