WHAT IS THE SIGNIFICANCE OF VECTOR GROUPS IN TRANSFORMER? WHAT WILL BE EFFECT WHEN PHASE DISPLACEMENT CHANGES IN TRANSFORMER?
5 23860we hav seen in electric engine of trains only 1 wired slidng conecctn is there frm ovrhead line,howevr to complete a ckt in dc postv n negtv two conection has to b there...so where is tht negative is been connectd or where it is grounded...?
5 6556in control panel, how can i measuring the distance between one bus bar to another bus bar. then now only for bus bar. in mpcb and contactor also. that means one mpcb to another mpcb how much distance? how can i calculate that.
1846During a temperature rise test of a bus duct, it is fed with 415 volts at 2000 amperes. Why dont we get an electric shock if we touch the bus bars?
7 12639what is the difference between the 94 lockout relay and 86 lock out relay. I have noticed that the 94 lockout relay is activated when the distance realy is activated and 86 is activated when the 87T differential is activated. but why can't the same lockouts be used for both the protection schemes
10 65951What is the difference between AMF panel and DG Synchronization panel? please define the working of both the panels?
3 33010How 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...
1491Post New ABB Electrical Engineering Interview Questions
what is mean by Ratio analysis in the orgnations?
what is mutation testing, Difference between system and End to End testing,Give examples of bug having high priority but low severity except spelling mistakes and logo symbol.
Which processor structure is pipelined?
what is doid
under given circumstances, my cgi should link to another site. How to implement this?
Define reflection in .net?
What are arguments in php?
What is gradlew?
Why phase sequence must be same in any ht motor or generator circuit?if phase sequence doesn't same whatever will be affect on circuit?
Enlist the functions performed by sas.
What is rept function in excel?
What are the types of normalization?
Are php sessions cookies?
Is set in php?
If you don’t declare a return value, what type of return value is assumed?