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Electrical Engineering Interview Questions

I have 800 Amps MG Fix type breaker It is in on line & it has been given only UV (under voltage)coil connection for tripping purpose.now it is not working properly means its getting tripp so how can i replace it or how can i rectify the problem without destrubing my load??????????

2769

What is diversity factor and how to calculate it

14208

Two liquids hot and cold in two vessels are there and an metal bar acts as a conductor of heat between the two vessels. what happens then. what happens after 24 hrs?

1226

There is air in a room . the top and bottom of the room are at constant temp. T1 and T2. DRAW THE temp profiles if a. T1 greater than T2 b. T1 less than T2

1007

The height to which the liquid in a tank to be maintained for a certain constant velocity?

1111

What is the temperature PROFILE OF A FLUID W. R. T. Distance from a sphere to which it is IN CONTACT which is at constant temp.?

1075

A jet of fluid strikes a plate What was the force required to counter it?

1026

thermal power station operation in general

26942

What is a HRC fuse (Full form)

55103

How to conduct the Magnetic Balance test on Power Transformer?

2092

I AM FROM ELECTRICAL ENGINEERING ? I AM ASPIRING FOR "BHEL".HOW I HAVE TO PREPARE .ON WHICH TOPICS TO BE CONCENTRATE MORE.PLEASE GIVE FULL DETAILS OF WRITTEN EXAM.

Bhel,

1262

BSNL TTA EXAM QUESTION

BSNL,

1288

How to design power source say 5KW i/p :415v 3 ph, o/p 5KW constant, variable currnt and variable volatge 10-230v,

2745

bsnl tta exam question

1034

CAN A CD/CLOCK RADIO WITH 110V 60HZ WORK ON A 110V 50HZ FEED.

2589

Un-Answered Questions { Electrical Engineering }

868

how to find the multiplication factor for digital energy meter and analog energy meter

1325

dear sir, i completed diploma in electrical in 2005, how i can get electrical supervisor liance in mumbai

1030

what is quality factor in series resonance circuit and calculate the factor of voltage magnification? how it happens?

1014

what is excitation/

1222

Suppose a 3 phase, 2 pole, 440V induction motor is driving a flywheel of 600mm diameter, 150kg mass. By using v-belt and pulley, the speed is increased to 4500 RPM. What will be the effect on motor current?

485

What is tranformer differtial?

944

hi , i have 150 kw loud and we need 50 m cabil,i want to know wich size cabil we use. thanks

1087

what is the concept of directional power?

1006

write encoder 17 pins details? pin a;b+, pin b;w+,..pin s & t. what is the meaning of b+, w+? explain;

1214

how to select correct size of power cable for inverter duty motor

392

what is doubling factor in making current of a breaker?

1100

What is “pu” in electrical engineering?

219

what is the basic construction diffrance between servo motor ans sqiralcage induction motor

1536

sir& friends i want the collection of recent quetions asked in interview of top most companies please send me on my email san.jsr@hotmail.com

856