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I want to apply for ONGC recruitment 2012 .I am BE Electrical but it is mentioned that to apply for this post you have to have Electrical supervisor certificate .so please tell me from where can i get such certificate ???
1 3503is it possible for different brand of H.V transformers to run or operate in parallel to each other? if so how much disturbance can this affact the H.V bus bar?
2182how did i get the competency certificate as electricle supervisor. iam completed my b.tech.but i dnt have any experince, this certificate is required for applyng ongc mangement trainees. what should i do sir please suggested me
ONGC,
1966How can we calculate No load and full load torque of electrical machines, i.e. motor or alternator?
1 4138what is the use of providing earthing for tanks? i know for lightning we use earthing ? Here one of my ONGC project there is no need of lightning protection and there is no power connection near by tank in that situation also ONGC asking earthing for tanks but we didn't understanding why they asking earthing? is anybody tell exact answer?
4 5871If two Transformers are connected in parallel having impedance of 50KA in both transformers will the impedance increase or decrease after connecting transformers in parallel?
2147What is the formula for calculating impedance of transformers connected parallel at fault level 50KA?
2155Post New Electrical Engineering Questions
how we sesign the transformer give some specifion regarding design of transformers
pls tel me the electric train traction motors name plate details like rpm,torue,voltage,amps,watts..ect..
what do you mean by every IC 74 first digit.why are you using this no.why not using another no.
from which subjects most of the technical que will b asked for hpcl(electrical).pls help me
how we can do the insulation on secondary of ct explain and so that tan delta will within limit
During regenerative breaking= A rotating magnetic field is reversed B slip is positive C torque is positive D slip is negative
What is “pu” in ee?
I Have 3 Phase 10 KW AC Alternator i found one phase weak, so what will be the reason & what action shouls i take to rectify the same.
what about the power of wattmeter at starting and loding?
what is the common earth
how to select fuse rating for a 3-phase motor ???
Why in power plant projects we see DOL starting method used for motors upto 160 kW instead of star delta method
The efficiency of a 100kva transformer is 0.98 at full load as well as half load , for this transformer what is the Copper loss at full load ?
1.ZEBRA conductor(large size) 2.KUNDHA conductor( small size ) 3.panther conductor(very small ) 4.lepard conductor (very very small)
If rotor works in clock wise what happens
