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Topic :: Copper





Copper Interview Questions
Questions Answers Views Company eMail

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

1961

what is the meltng point of copper?.

1 3425

what size of copper busbar use for 11kv 630A

ABB,

3 10087

How Can we calculate current carrieng capacity of Copper Bus-Bars and Alluminium Bus-bar

2 7749

what are iron and copper losses

4 17291

If you don’t have coal, salt and copper, then how would you earth your connection temporarily at a campus site?

2 4979

If you don’t have coal, salt and copper, then how would you earth your connection temporarily at a camp site.?

Focus,

2 9292

If you don’t have coal, salt and copper, then how would you earth your connection temporarily at a camp site.?

Focus,

1 4750

Technical requirement of Copper earthing over GI earthing.

1 5908

why copper is a bad conducter at low temperature?

1801

if the transformer at full load have a iron loss =900w and copper loss = 1600w . what percent of the load will the transformer has a maximum efficiency?

3 16776

caurren capacity calculator of Copper and aluminium wire

2097

resistivity of copper

1 3268

Is copper tube withstand under hard water say as 500 TDS.And is it cleanable by solfamric acid or by tube brushing

Cadila,

2170

what sq.mm copper pvc wire need for ac load current 25amps for 230v ?

Khadamat, Siemens,

4 7746




Related Topics


Un-Answered Questions { Copper }

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

2074


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

1811


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

2062


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

2304


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...

1923


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

2744


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)

1917


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

3387


what is the current density of copper & alluminium.

1997


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

1903


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

1961


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.

5333


why copper is a bad conducter at low temperature?

1801


caurren capacity calculator of Copper and aluminium wire

2097


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.

2414