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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2091what should be the spaciing between street lights designed for a manufacturing location. any IS codes?
1846A 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 4290what will hapen if secodery circuit is open of current transformer WHy neutral to ground trips when neutral touches the ground
1 4309HI....HOW CAN BE MESARED THE VALVE OF NEUTRAL GROUND RESISTOR WHIC IS LOCATED AT SWICHGEAR ON GENERATOR SIDE....
2086what is calculation mathod/formaulla for deciding Size of busbar (Copper/ aluminum)for L.T. panel on Various Fault level like 50kA,25kA,10kA
2799Post New Electrical Engineering Questions
Merits & Demarits of Oil circuit & Air circuit breakers ?
how to protect motor in dol starter having capacity of 30 hp.40 hp?
How to control motor gearbox speed and friquency? If length of cable and dia given, how to measure the voltage drop?
A low wet bulb temperature indicates
In vapour absorption refrigeration machine fluids used are
How out of step protection relay works?
What are the effects of electrical faults?
How to Design green buildings services? What is the advantage to design green building?
What is difference between Sample test and Routine test in safety standard?
what is the difference between 4pole & 6pole DC Motors & give advantage ?
How do I calculate a WTI CT ofa 1250kVA 6600/400V transformer
In constant power region of 3-phase IM torque-speed characteristics, if frequency increases flux A does not alter B decreases C increases D none of above
who many types of fire explane with exmple
How do you compute voltage drop and cable size over distance?
What are the site acceptance tests for power cables, DG Sets, LT panels & 30kVA UPS ?