Sir pl provide 5 year sample paper for post junior engineer(electrical).I have currently applied for junior engineer (electrical) on RRB Ajmer2773
What do we use in Motor core laminations..???CRGO or CRNGO..and why..????1 3839
We have AC-transformer 110/13.8kv,40MVA.If DC-Voltage=110kv is applied in its primary what will happen?6 5390
what is the opencircuit tes &short circuit test in transformers ,why you need this test, in poen your connecting which votmeter why?1 2934
in dc suppy frequency is zero why? if dc frequency is zero how to exist dc transients and ac transients1176
define transient state &steady state1 4842
if we want to convert the two 12 V DC batteries in parallel for UPS ? what would be the result ? which is better for a UPS , connect two batteries in series or connect them in parallel ?2 2550
what is the diffrence between single phase and three phase6 6853
WHAT ARE THE DATAS REQUIRED FOR PROTECTION AND METERING AND CONTROL AND LOGIC PREPARATION,HOW TO STUDY THE PROTECTION AND METERING?
i have completed deee and i've (June2012-feb 2015 experience in electrical maintenance in pvt ltd company.company having HT & LT electrical power.how to apply electrical C-license ,NOW I was resigned my job,what are requirements of applying for c-license
Why sometime AVR and sometime Booster coil is used in Alternator? what is the diferance between AVR & Booster coil due to which they are selected
Why ground terminal is used in pot meter 10k ohms
In my power station 220 volts dc battery set. they coneected 84th cell taped
75 kw motor take 45 amp in no load delta in star 10 amp but in load it will take 160 amp but IR velue of winding above 500 at 1kw ph to earth and ph to ph. what problem it should be?
PAC and simple Ac different
What is primary and backup protection?
please tell me how a surge protector work on a DC 48Volt.? please describe briefly.
hi, i finished b.tech eee in 2008, im worked in dg sets mfg company , now i left job in 6months back, now again i want get job core side, how can i get? is there any couses we have learn to get better oppurtunity? /
What is Plank's Law?
EXPLAIN THE TRANSFORMER MAINTENANCE?
why we use condenser in the thermal power plant, althrough the same vapour will be again heated
Hello Friends, How can we recognize the CT Star Point is S1 or S2 in case of Electro Mechanical Relays and what is meant by Restraining coil in relays and what is the purpose of that.. thank you in advance..
our industries ht line so power fluctation(once drop of power please rectify causes