What will be the voltage impact on secondary side of two transformers with different vector groups when both voltages are compared.
1 2098Why does the speed regulating system adopting I controller have no steady-state error? In this single closed-loop speed regulating system, when the input of the I controller Un=0, what is the output voltage of the regulator? What factors do the output voltage depend on?
1 1945What is the advantage of Neutral graunding transformer insted of Neutral graunding Resistance in generating station explain briefly.
2 7541Please tell me if you are electrical engineer,and you are appointed for the maintainance of Electrical Power plant,then which parts of the plant deal with you.Also tell how these parts/components work.
1 3464Find active & Reactive Power transmitted in a transmisston line having Vs30 degree(sending end) to Vr(zero degree)at receving end with line inductance X ohm. Vs(30degree)-------------------Vr(zero degree) X ohm
3 5186How can we calculate the capacity of the capacitor bank attached with the Main panel, when we know the capacity of the panel installed in KVA Rating?
2 78881.what type of oil used in tranformer. 2.oil vesocity. 3.oil gauge. 4.witch time oil filterring & how much temperature maintaned.
9 14888Post New Electrical Engineering Questions
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Sir, I have applied for the of Assistant.engineer of NPDCL. please send me all AP TRANSCO AND JENCO solved papers of previous exams . I requested send me the papers to my id as soon as possible (rajanikanth_peddi@yahoo.co.in) (This is very urgent) Thank You,
What current position are you holding in your current company?
Q.1:What protection will be used on HT and LT side of 33/0.4 KV, MVA transformer. Indicate capacities of protective device to be used. Q.2:Which types of back-up protections are used in the power transformers? What do you understand by the term over travel in the relay? Q.3:How star and delta connected winding transformer are provided from earth fault
How to do cable earhing? whether by grounding Armour to ground or by running extra G.I wire along with cable? which one is preferred mostly amoung them? If the second one is more preferable how many GI wires to be run along with cable (1 or 2)?
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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)
Please nybody say, weather the result of Bharat Oman is declared or not? Probable date of declare???????
what is a reactive power? what is the relation with power factor?
plz tel me syllabus and exam date 4 jr executive engg (electrical)
What will happened if the neutral of the (star connected secondry) Xformer disconnected? (if its Above KVA rated one)