what is ferranti effect?9 9151
what is the difference between online & offline caliberation of KWH meters. Can Digital meters be caliberated725
How earth resistance reduses by pouring water coal and salt?4 18210
what is the long transmission lines2 2227
transmisancy eficencey calculation formula1 1944
what is PI value and its significance for insulation testing?3 21156
How the main bus bar rating of 400kV switchyard with one and half breaker scheme is calculated.2 7070
What is stub protection is all about?1 4623
WHAT IS THE THUMB RULE FOR DECIDING THE CURRENT RATING OF COPPER WIRES SAY 2.5/4/6/10 MM SQUARE SIZES??14 51926
What is the thumb rule for calculating the P.F correction Capacitor?? Say for 100 hp motor how much micro farad Capacitor is needed .... Thumb rule so quick answer wanted9 14875
WHAT IS THE DIFFERENCE BETWEEN SHOP DRAWINGS/ DESIGN DRAWINGS AND AS BUILT DRAWINGS??2 25229
we 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...?
how to select short circuit current while selecting a MCCB? how to calculate current for a given KVA and KW load?2 15166
in a three pin socket y the pin of earthng is longer n bigger...?2 1567
how can maintain the power factor and why and this is how do work tell us
Can anyone provide with a SLD for HT panel installation for a 33KV line and distribution end has three 1.5MV transformers. Is it suitable to use OCB or VCB and also provide me the suitable rating and its connection diagram.
how to calculate earth fault relay current and CBCT ratio
why all the feeders are designed in a particular manner ... is there any reason for that???
WHERE CAN I GET THE PREVIOUS QUESTION PAPERS OF Govt Polytechnic in deee 2nd year papers
what are the advantage and dis-advantage of 3 phase 4 wire energy meter?
What is trip and closing coil in cb? Why need of them
Damping resistor provided in open delta (tartiary) winding of a measuring PT at the incoming of a MV inverter drive panel is getting heated up. Can any body explain the reasons and suggest the remedy?
What will be in Mahagenco Trade Test Exam? I want to know the same.
how we provide neutral earth on synchronising panel as per electrical standards?
WHAT IS THE DIFFERENE IN ACTION OF MCB,MCCB,RCCB
any body,pls tell me how to done relay coordination ? how to coordinate by TCC curve?how to read the tcc curve?
How much minimum insulation required between 11kv/3.3kv transformer windings?
What is the loss of transformer of 220kv/11kv, 63/80 MVA and 18.05% impedance
How Can you do Maintenance of ACB of 2000Amperes