Why HT cable have only 3 core ?

10 Answers   Jindal, McDermott,

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what is meant by LCR meter? where its useful ?

0 Answers  

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I would like to know that the fault curretn at base load and at 10% generation will be same? Fault level of BUS remain same with different generation?

0 Answers  

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will 1050kva DG set withstand for back charge of 16MVA transformer

0 Answers  

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What is ill conditioned power system?

1 Answers  

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For an induction motor wat is the loading/unloading cycle duration or interms of L/UL ratio/ percentage?

0 Answers   GEPL,

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why do we use spark detector inside the slip ring brush compartment 0ona slip ring induction motor?

0 Answers  

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What is the rotor frequency of 10 Hp 1440 RPM 50HZ 415V ?

0 Answers  

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A 6-pole, 50 Hz, 3-phase synchronous motor and on 8-pole, 50 Hz, 3-phase slip-ring induction motor are mechanically coupled and operate on the same 3-phase, 50 Hz supply. If they are left open-circuited, then the frequency of the voltage produced across any two slip rings would be

2 Answers   L&T,

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In a 3 phase induction motor(without connecting supply) if we rotate its rotor by hand and check resistance of stator winding at motor terminal box its resistance varies why ??

3 Answers   Jindal,

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why the difference arise between HT reading & LT reading (submeters fixed in complexes, apartments etc)if the power factos exceed from 0.9 to 1 can the ht meter reads fast?

0 Answers  

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What does Magnetic Neutral Axis

2 Answers   Eskom, Genus, Lanco,

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