Electrical Engineering Interview Questions
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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 8647

how to measure the voltage drop in cables also give formulas to calculate.

Cable Wireless,

3 10917

for 12KW motor which cable size has to select for ex.10 meter.

4 14039

whats the advantage and disadvantage in TUMETIC mdel transformer

ABB,

2 9766

What is meant by unilitrel device?plz tell about h-parametrs

1 2773

what is ELCB?

Wipro,

10 19450

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 3344

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?

RRB,

1725

what type of questions are asked and howmwny questions belong this catagory?

RRB,

1706

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)?

TCS,

2 3909

For testing 33kv cable hipot testing. How much kv we have to Apply .Give in details.

23 93285

why we permissive overreach in distance protection.where it is applicable to use in long r short lines

2290

what is the difference between underreach and overreach.what is the advantage of using overreach instead of underreach.explain

1 13902

WHAT AC (HI VOLTAGE TEST) VOLTAGE SHOULD APPLY FOR 33KV CABLES.EXPLAIN IN DETAIL

NTPC, Voltech,

12 18841

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 8551


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Un-Answered Questions { Electrical Engineering }

what the Microsoft .NET framework is?

1478


what are the available sizes of pin type terminal lugs in the market today?

1411


1)How much current can a 3-1/2 core 100 mm wire carry? 2)What are the special cables required for explosion proof wiring? 3)In case you do not have coal and salt for earthing, how can you achieve good temporary earthing? 4)One horse power single phase motor is more likely to get hot than a one horse power 3 phase motor. Is it true or false, if true why? 5)What are the different types of soft starters for large motors?please explain?

4216


Efficient electrical earthing in hard rock area

1046


When is lag lead compensator is required?

628






I HAVE A INCOMING 100A MCCB TPN 25KA, CABLE LENGHT OF 80M 70MM CABLE SIZE FROM MAIN SUBBOARD TO NEW DB.BASE ON THE FAULT LEVEL SETTING OF 45KA.I WOULD LIKE TO FIND OUT 25KA ENOUGH KA. APPRECIATE IF SOMEBODY CAN ASSIST ME WITH FORMULA FOR THIS. FRM: JEFF

3505


can indirect loading be called as phantom loading?

1549


What is precision of a measurement?

668


what is conductor constant of raccun conductor

1769


How we can come to know the substation range,without go through any name plate ?

1483


What is rotating magnetic field?Discuss elaborately.

2140


What are the applications of the electric motors?

591


what questions will be asked for 11/33KV licence interview APSEB hyderabad. Can any one share question and answers.

17388


what is tri state logic gate

1608


What is a commutator?

594