Answer Posted / niranjan

High rupture capacity fuse

What is the role of power pack in substation protection system?

2708

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Explain The Application Of Storage Batteries?

1161

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Shall I use 40A semiconductor Fuses in 32 A SFU ? Frame size is same. What Happen if Fuses burn on SFU?

2124

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Explain the operation carried out in thermal power stations?

1053

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For the requirement of a furnace of temperature range up to 1200 oC using silicon carbide rods, What is the required rate of transformer needed (please do it with all details)?

1952

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11kv/433v delta/star distribution transformer primary side full load Ht current is 83.33A in , but input side VCB rating 800A.why?

1670

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why the arc welding machines require parallel earthing systems? ie why each machines are connected to earth pit by separate wires during earthing? wats it adavantages?

2218

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Name two low frequency oscillators?

1430

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how did i get the competency certificate as electricle supervisor. iam completed my b.tech.but i dnt have any experince, this certificate is required for applyng ongc mangement trainees. what should i do sir please suggested me

1911

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How to identify the start and end of 3phase 12 lead motor if U1, U2, etc numberings are lost or erased.

2157

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What is UPS and How do you maintain the UPS Maintenance? Brief Description on UPS maintenance.

2599

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What is the effect on Power factor and capacitor when your company load is more than 70 % of welding transformer

1822

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how to find 5 kilo meter long under ground 33 kv cable fault location if IR VALUE shows 0.05 M ohm @5000 volt.and cable fault locator shows some time fault distance 3 kilo meter ,3.7 kilo meter and some time 1 kilo meter? now how to find the fault location that where is leakage. note--it is tested with 5000 kv megger and insulation resistance is 0.05 M ohm. and some time 0.03 M ohm comes.

2219

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working principle of oil startar

1898

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What is an automatic controller?

1182

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