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Sir pl provide 5 year sample paper for post junior engineer(electrical).I have currently applied for junior engineer (electrical) on RRB Ajmer
3693We have AC-transformer 110/13.8kv,40MVA.If DC-Voltage=110kv is applied in its primary what will happen?
6 9188what is the opencircuit tes &short circuit test in transformers ,why you need this test, in poen your connecting which votmeter why?
1 4699in dc suppy frequency is zero why? if dc frequency is zero how to exist dc transients and ac transients
2232if 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 4331WHAT ARE THE DATAS REQUIRED FOR PROTECTION AND METERING AND CONTROL AND LOGIC PREPARATION,HOW TO STUDY THE PROTECTION AND METERING?
L&T,
2263Post New Electrical Engineering Questions
Explain the advantages and disadvantages of hydropower plant?
relation between power station capacity and voltage level?
what is a speed of rotor when we give supply to stator of 50hz and as well as rotor of 60hz of an induction motor?????
how to calculate energy of 3-phase motor?
How to arrange a hous hold earthing system to keep minimum earth resistance( below 7ohms).
What is a dc motor?
although ckt breakers have taken the place of old fuse. But instead of it , these older ones are still used in the industries and homes ? why .... what are their advantages and disadvantages ? which one is leading and winning the race and competition ?
what is basic difference betmeen normal & flame proof motor??
Why to keep capacitor bank off while generator running.
differnce between single acting and double acting solenoid valves
Give the topology of current amplifier with current shunt feedback?
what is the value of combined earthing in general electrical circiut?
Why in metering Ct for ammeters ct secondary side is grounded for each Ct but not in case of CBCT (Core balance current transformer)..kindly some1 highlights the reason..is it because net flux is zero?
What is contract demand in solar system?
How can i calculate the Breaking capacity of molded case circuit breaker, is the breaking capacity of CB for Diesel generator shall be less than grid supply's breaker ?
