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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 3495is 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?
2179how 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,
1964How can we calculate No load and full load torque of electrical machines, i.e. motor or alternator?
1 4128what 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 5860If two Transformers are connected in parallel having impedance of 50KA in both transformers will the impedance increase or decrease after connecting transformers in parallel?
2142What is the formula for calculating impedance of transformers connected parallel at fault level 50KA?
2152Post New Electrical Engineering Questions
If we need 4c× 50mm sq cable but it's not available so we can pull 4c×25mm sq two cables?
slipring induction motor starting time Lrs operating why lrs starting time lrs outer body didn't get shock
Whats the minimum value for I.R. that can be allowed for HT & LT alternators for operation?
where solid grounding and where grounding through ngr done and why?
how to calculate the settings for shaft ct protn in hydro generators
List the power rating of any 5 important electrical appliances used in houses.
what is the minimum voltage require to injure our body?
please give me all the Alarm .Trip ,Safety Relays & Conditions of Diesel-generators mail me on ashokbabunhce@gmail.com
Why front mounted CT polarities are always towards breaker?
what can be the causes of capacitor start motor having a higher current that its actual
why the rotor current becomes in steady state during high slip region? please verify with equations.
What is the current carrying capacity of 35sq.mm flexible cable?
HOW TO CALCULATE THE VT SIZING?
What is the loss of transformer of 220kv/11kv, 63/80 MVA and 18.05% impedance
for a 500 KVA connected load, I calculated 30% of capactor for power correction. Even after using 225 KVR capactor PF is not improving. What could be reason for low Phase correction factor?
