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: vsujith_rajan@yahoo.co.in
RRB,
3 3976can any one help me? 1.what is corona extinction voltage&corona inception volatage 2.what is mean by CFVV?
KSEB,
1 11661which type of breaker sould be used for different level of voltage ? (i.e at 11 Kv, 33 Kv, 66 Kv....
8 16764What happen if we re-start H.T motor whose rotor is running at 40% rated speed. Is it will damage motor winding?
1 2657If an induction motor is restarted before its rotor stop rotating, then what will be the amount of current drawn? Is this current will be the same as motor starting current?
5 5612without any theoretical calculations, can u approximately tell the current rating of a motor(above 30hp)working at 415VAC.
7 6741Post New Electrical Engineering Questions
What do you mean by an instrument transformer?
Main advantage of auto transformer over two windings transformer is that A it needs no cooling B it uses only one winding C core losses are reduced D it has simple construction
why we permissive overreach in distance protection.where it is applicable to use in long r short lines
What are operating procudures & Safety precautions to be observed while operating OLTC in manual mode ?
How we can come to know the substation range,without go through any name plate ?
we have one oven for 12 zone we are installed ir lamp in oven we control load from thyrister and 0 to 5vdc so our zone no 8 getting bright in fraction of second so what we do.. Please answer
how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating)?
hi....I am from india..i have completed my engineering in electrical and electronics field with 58.4% and my IELTS score is 5.5 bands....Recently i received my I-20 in computer and information science from Troy university in Alabama.On 18th i have a visa interview can u please tell me what type of questions i have to answer ??????
What is the tension required for the 25000 CFM AHU belt
What is the technical difference between On delay timer and a Star delta timer?
What is core CT & it's function?
what are the different kind of cables used for transmissions?
i want to run 11kv star connected motor in 6.6kv with delta connected throught inverter, is it possible?
why do you add the load short circuit impedance when considering short circuit amperage. It seems that you should only consider supply. If you need to consider loads and you don't know what loads are to be added , what would be a good sub-transient reactance rating for the loads?
How can get elongation of 2 k.G aluminium, if elongated aluminium dia is 2.5 mm?
