Topic :: Copper





Copper Interview Questions
Questions Answers Views Company eMail

Difference between copper earthing & aluminium earthing?

2 4721

how will we calculate the copper wire load..

 1458

What is the maximum current carrying capacity for both copper and aluminium cables for 1sqmm?

 2 3599

How to calculate the copper in HT motors if KW, RPM & Voltage is given

Control Dynamics, NTPC,

2599

Why did call copper as a electrical conductor?

ABB,

2 3729

th how could we differentiate between armoured copper and armoured aluminium cable what is the basic application? why we prefer the armoured copper as compared to armoured aluminium.

HMC,

1469

what percent do you derate your copper wire when you change from copper buss to copper wire

Gerdau,

1554

i need list of swg(standard wire guage) or area of conductor v/s current carrying capacity of conductor copper & alluminium...

 1394

what is melting point of copper?

BEML, NDA,

2 4199

how to find the transformer neutral copper earthing size 

 1 1927

What is resistance of 50meters, 16sq.mm, single core copper cable?

 1453

How to calculate current carrying capacity of copper conductor _ such as cable size 25sq mm,50 sq mm, 75 sq mm, 100 sq mm

 2 3376

Why ammonia is used as buffer solution in estimation of copper by EDTA method

 1371

How we can defined theecopper cable size if we know the aluminium cable size?

Cummins,

1390

How to calculate the size of cables (all minium/copper) for a particular load

BSL, Galaxy Power System,

1 2301



Related Topics


Un-Answered Questions { Copper }

How to Decide(calculate) Bush bar size for copper and aluminiam ?

1694

What is the rating factor for copper cable ( Specific value according to the type of laying ) & the voltage drop?

1422

HOW TO SELECT THE COPPER CABLE SIZES OF MOTORS,TRANSFORMERS?

1575

What is the gross weight to copper ratio in slip ring induction motor of 4000 HP,6.6 kv, 372amp, 992 rpm GE motor.

1917

How can we calculate strength of copper hich is supplying electric power to heater and in it hold the heater also and what r all types of forces which is acting on it...

1491




what is calculation mathod/formaulla for deciding Size of busbar (Copper/ aluminum)for L.T. panel on Various Fault level like 50kA,25kA,10kA

2321

how to avoid electrical shock how capacitor store charges wat are the speed control of induction motors state faradays law flemings left hand rule what is rotary converter wat is transmission and distribution what are the sources of energy abrevation of acb,vcb,sf6,igbt what is output equation of transformer which test copper iron and iron loss are calculated what is eddy current draw a single line diagram (10 marks) draw direct online starter(10 marks)

1449

What is the current carrying capacity of 0SWG,3SWG,10 & 12 SWG solid bare overhead copper conductors?

2966

what is the current density of copper & alluminium.

1510

What is the formula to calculate the size of Aluminium and copper cable?

1468

Why do we use copper cable for HT Supply and why not Aluminium?

1536

How can you calculate the size of the down conductor cable for the lightning protection system. Is 70mm2 cable can replace 95mm 2 bare copper cable when the copper tape size is 25Wx3 thk mm.

4960

why copper is a bad conducter at low temperature?

1432

caurren capacity calculator of Copper and aluminium wire

1718

What is Icu and Ics and what is difference b/w them. please tell me how to calculate a size of a copper bar for a system or a breaker... reply on... king.arish@gmail.com would be waiting for a logical answer.

1942