I have recently seen a transformer which had two primary terminals and was connected between two lines,i would like to know what kind of transformer is it?short discription about it,any advantages,purpose of usage of the same.............8 5197
for 12KW motor which cable size has to select for ex.10 meter.4 9052
What is meant by unilitrel device?plz tell about h-parametrs1 1778
When connecting a loaded powerplant to the Huge grid,what are the factors to be considered and how the VAR flow will affect the system?1 2343
iam preparing for rrb section engineer post in electrical branch.suggest the right textbook for my reference.fromwhere i will get the previous q.papers?
what type of questions are asked and howmwny questions belong this catagory?
A 2D array X(7,9) is stored linearly column wise in a computers memory.Each element requires 4 bytes for the storage of the value.If the first byte address of X(1,1) is 3000,what could be the last byte adress of X(5,8)?
For testing 33kv cable hipot testing. How much kv we have to Apply .Give in details.23 65272
why we permissive overreach in distance protection.where it is applicable to use in long r short lines1481
what is the difference between underreach and overreach.what is the advantage of using overreach instead of underreach.explain1 9925
WHAT AC (HI VOLTAGE TEST) VOLTAGE SHOULD APPLY FOR 33KV CABLES.EXPLAIN IN DETAIL12 12476
The neutral to earth connection in my industry is showing a zero reading (shorted). I have a machine which has to be installed where neutral to earth is not shorted and shows a leak voltage <3 Volts. Please suggest me how it is possible.6 6025
Calculate torque developed by the 3-phase, 5 H.P., 4 pole induction motor runs at 1500 rpm A 23 N-m B 21 N-m C 10 N-m D 0 N-m
please send me RRB electrical engineer previous year questions for Sr. Section Engineer
What is line resistance of cable & how it can be measured ?
What is the effect on 3phase induction motor if current setting knob of DOL kept at minimum current?
hello friends this is krunal here.. i have applied for he officer train in hpcl electrical stream.. any one who have applied before for electrical stream please help me out.. post ur reply to my mail id: email@example.com.. any tips, old questions for paper or any help will do.. plz help me.. your faithfully, Krunal Darji
What is servo motor and what are the applications of servo motor?
what is the synchronous timer ? and it applications.
In DC generator, we use commutator, having no. of segments. Then how it is possible to get a half wave of voltage and current for half rotation of armature?
Hi My dear all Friends, There is a question regarding HVAC Engineering and widely used in Power Projects. Question- What is the diffrence Between REF, SEF and Differential Protection....???? Where REF - Restricted Earth Fault SEF - Senstive Earth Fault.
iam using DM 3251 voltmeter(1 percent accuracy)for 11KV system PT ratio is 11KV/110V.can anybody explain what is the max and min voltage deviation.
for 100 HP Induction motor service factor is 1.2(SF) we placed a VFD at the motor side load is balance with 0.3 Amp's Phase to Phase but at incoming of VFD load is un-balance with 10 to 20 Amp's what will be cause of load un balance
What is the complete procedure of erection of electrical panel in industry
which mm cable should be used for 1.hp immersible pump motor for the distance of 330 metres?
What is Diff btw Fire Alarm & VESDA System???
USE OF 8 WAY PAN ASSEMBLY