Answer Posted / delli babu

indian frequancy 50hz but forign 60hz

sir my exam is on 19/6/2013 under electrical branch pls send me sample aptitude questions as well as sample technical questions for jindal steel and power company

2180

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what is the difference between switchgear and circuit breakers and is there any difference between outdoor and indoor switchgear and circuit breakers , and how would you differentiate between switch yard and substation and grid station . thanks

2234

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what is the difference between linear choke and suction choke?

2743

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WHICH SIZE A.B.CABLE IS USED FOR 11KV.

2204

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how hazordious area is classified at an oil & gas plant and categorise suitable class of electric equipment in that area like induction motors, LCS, Lighting Fixtures Fluerescent/Flood lights Mercury& sodium lights, J.Bs, Power Cables etc

1848

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what should be the no load current for 3 phase ac motors ranging from 5 kw to 1000kw?

1802

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how to produsing geretor power

2215

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Whats the minimum value for I.R. that can be allowed for HT & LT alternators for operation?

4079

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how point on wave controller works.

2613

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CALCULATE THE TOTAL VOLTAGE DROP AND SELECT THE CABLE SIZE IN MM-SQARE FOR A PANEL-262KW AT 110 METER FROM THE SOURCE SUPPLY , SUPPLY VOLTAGE 240/415

2658

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what is the range of maximum DOL and SDS can be use for pump and fan application

1118

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why a tester wont shock while testing the power in house

1861

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is there any lightning by passer is arranged in ship like buildings?

1945

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Is there any problem about which the drive (inverter) doesn't show/display the alarm and/or fault but instead of this , it doesn't work ? I want to know that could there be any kind of problem in the drive when the drive doesn't display the alarm and/or fault ?

1985

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how many electricity poles are there and what are the names and their sizes.

1928

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