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about transformer oil material & Test name for the measurement of its dielectric strength & wht will u do if its dielectric strength goes low ?
NTPC,
2 6806Which Machine u will prefer to use at a place where flammable gases are coming out & why ?
NTPC,
4 6876i Have 1000kva 11/.4 kv voltemp make t/f Its a 2 year old. i wants to known how much iron losses & copper loses during no load condition.
2 4454Can I use cable armour as a earth conductor? if not how many GI/CU wires I need to run along with cable?
1 4405What is the general power factor & min. power rating of TV,LCD type TV, CRt type TV, Scanner, printer?
2064How to know the back up time for a 5KVA UPS which is connected to 15 nos. of computers? Is there any formula for this? pls. tell me.
1 8469Can neutral line also be use as a earthting for distribution transformer, or we need separate earthing pit forh the transformer?
1 5620Post New Electrical Engineering Questions
What is the relationship between voltage,current & frequency?
For some transformers we are using solid neutral earthing while some others we are using resistance earthing why ?
What are the applications of the electric motors?
hello friends.. I have a doubt regarding the operation of dc machines.. I studied in a text book that a dc machine can be used as a generator and as a motor.. is this possible? If so,please send me the info about this topic.. you can also send your info to my mail.
how we do Vector group ,magnetic balance and tap changer test in Transformer?
I WANT TO INSTALL LIGHTING ARRESTOR ABOVE 20 FEET HEIGHT INDUSTRIAL BUILDING. NOW IT WAS 15 FEET HEIGHT HOW MUCH DISTANCE IT WILL COVER & HOW TO CALCULAT THE DISTANCE COVER BY THE ARRESTOR
draw a circuit diagram connecting transformer OLTC- RTCC- VCB-Marshalling Box otherwise Explain in words
How does an oscillator differ from an amplifier?
How may I get the maximum current capacity for a particullar size Alluminum or Copper cable if there is compulsion to use?
What is different type of Electrical curve and how it protects the equipment's while up-normal situation?
1.what is the difference between transformer differential and busbar differential.2)why we are using 2 slope for trafo diif and 1 slope for busbar diff.3)what is the purpose of metrosil and stabilizing resistor in high impedance relay circuit.4)how metrosil reduce the peak volage.5)what is the funtion of stabilizing resistor
how the CT and PT is connected in the circuit during testing of transformer explain with diagram
what is capacitor voltage transformer?? how it is different from potential transformer?
Sir 33kva 2 transformer load 900 amp calc 1800 amp mana jayega
Explain about technical and non technical losses in distribution system?
