Answer Posted / khalander mulla

normally for copper cable 2.5amps 1sq mm
for alluminium cable 1.5 amps for 1sqmm

What do you mean by cogeneration? What its working principle?

3219

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what will happen if i connect 12 volt battery with 24 volt battery charger.

1904

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How to calculate Ith (I thermal) for curent transformer

2098

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hi this is hema, r there any books in particular for the preparation of the APPSC-A.E.E(electrical), if so please mail me the names ... thank u .

1933

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what purose of the double circuit transmission line phase of the line phase changed for circuit-1 for Circuit-2 R-Y-B B-Y-R

2294

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how to calculate cable size in diffrent loads?

2090

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When a square wave is applied to primary of a transformer then what will be output wave form of secondary ?

2094

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What is the main use of rotary phase converter ?

1160

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IF % IMPEDANCE OF A TRANSFORMER IS INCREASED FROM 5.8% TO 8% HOW MUCH THE EFFICIENCY OF THE TRANSFORMER WILL COME DOWN?

2384

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During Starter Panel Com missing I Found The Main Incomer 40Amp MCB 10KA Trip When Motor Change Star To Delta Motor Rating 20HP BUT When We Use Same MCB To Other Motor It Does Not trip Or What Is Necessaries for Star Delta Starter MCB SFU MPCB OR MCCB And What are The Breaking Capacity of MCCB in the Motor above 15HP

1881

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what transformer we used normally and upto which kva?

1974

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What is the power factor of an alternator at no load?

1351

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what is the meaning of impedance protected in instrument cooling fan

3557

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IF DISTANCE IS 100METERS B/W AMP.METER AND CURRENT TRANSFORMER WHAT WILL BE AFFECT IN ACCURACY .METER CAN SHOWING ACCURATE CURRENT OR NOT IF NOT WHAT CAN I DO TO GET 100% ACCURACY.

1845

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how we calculate torque ? how we improve it ?where torque will either motor or generator ?

2073

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