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I am going to appear for the RRB Chennai Section Engineer online exam. Please send me the question papers from 2001 to date to my mail id:upendrakrishna20@gmail.com,plz send me ,or send any other rrb papers plzzzzzzzzzzzzzzzzzz
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2155what should be the spaciing between street lights designed for a manufacturing location. any IS codes?
1906A genarator is connected through a 20MVA ,13.8/138 KV stepdown transformer to a transmission line. at the reciving end of the line a load is supplied through a step down transformer of 10MVA,138/69 KV rating .A 0.72 PU load evaluated on load side transformer ratings as base values ,is supplied from the above system for system base values of 10 MVA and 69 KV in load circuit the value of the load in generator circuit will be ...........
1 4367what will hapen if secodery circuit is open of current transformer WHy neutral to ground trips when neutral touches the ground
1 4388HI....HOW CAN BE MESARED THE VALVE OF NEUTRAL GROUND RESISTOR WHIC IS LOCATED AT SWICHGEAR ON GENERATOR SIDE....
2147what is calculation mathod/formaulla for deciding Size of busbar (Copper/ aluminum)for L.T. panel on Various Fault level like 50kA,25kA,10kA
2848Post New Electrical Engineering Questions
What is superposition theorem?
what do you mean by plant earthing system.
what is JE exam?
any idea abt REVERSE METERING concept.........?
how to find 5 kilo meter long under ground 33 kv cable fault location if IR VALUE shows 0.05 M ohm @5000 volt.and cable fault locator shows some time fault distance 3 kilo meter ,3.7 kilo meter and some time 1 kilo meter? now how to find the fault location that where is leakage. note--it is tested with 5000 kv megger and insulation resistance is 0.05 M ohm. and some time 0.03 M ohm comes.
what will be the min and max voltage flow from neutral to earth?
thyristor controlled APFC panel design parameter?
How many wall/floor flange will i use in bus duct system if we have in our design a 35th floor building.
What is the gross weight to copper ratio in slip ring induction motor of 4000 HP,6.6 kv, 372amp, 992 rpm GE motor.
Name two low frequency oscillators?
why 5kW motor becomes unbalance if its relay trip 1st time and its set value is 7.0 A
For R-L or R-C ckt,time constant formula is L/R and RC respectively and its unit is in sec.Pls tell me the derivation
why are distributed windings generally used in alternators?
what is difference between isolation and ultra isolation transformer?, what is the method of testing ?
What are the advantages of vscf wind electrical system?
