Electrical Engineering Interview Questions
Questions Answers Views Company eMail

why do you want leave the company

2 4023

what is post close & pre close of trip circuit supervision relay in circuit breaker control scheme?

ABB, NEK, Power,

2 22302

HOW TO CALCULATE THE LOSSES OF CURRENT FOR LT CABLE JOINTING TO MOTOR SUPPLY.

2 5194

In a circuit a capacitor (paper capacitor ) was burned due to over voltage in this case can we replace that type cappacitor with other tye capacitor ?

1 3058

THERMAL CAPACITANCE IS MEASURED IN..................................................

SSC,

1811

WHAT HAPPEN IF LT SUPPLY 415 V FED TO THE HT 3.3KV MOTOR

1 4752

What is the difference between Earth Fault protection & Neutral Protection

1 3916

If the battery is in charging condition means, battery is which type of load? Capacitive or Resistive load?

Crisp,

2 5531

how to select the surge suppresor for the 33 KV supply and what will be the rating, selection guide

1 2740

Is a d.c.compound motor is use as a booster? how?

1776

What is current & voltage ? Voltage perform at any load without current or not?

1494

Is a induction motor rotate by back emf ? If not , then how it is rotate ?

1 4031

Is it posible to instal one more SMDB from the existing SMDB and is it practical.

CGI,

1743

what is the difference between HV and LV Breakers?

GM General Motors, OEG,

4 11257

define one ampere?

2 4038


Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

how does high earth to neutral voltage affect electronic equipment?

1093


WHTA IS LIMT OF LEAKGE CURRENT OF 11 KV 1 CORE 1000SQ.MM. XLPE CABLE.LOAD ON CABLE IS AROUND 600AMP .LENGTH 500 MTRS.

1825


what is the requirement regarding earthing of Single conductor with AWA

1778


actually i can't understand what is 3dB ? and it's really not clear to me.please any one let it me be cleared.

1871


i need list of swg(standard wire guage) or area of conductor v/s current carrying capacity of conductor copper & alluminium...

1515






What is a DC series motor?

860


Alternator rotor earth fault relay circuit

1708


Mention the difference between Analogue and Digital circuit?

814


In Dyn11 power transformer if any one of the 3 phases connected to earth in star connected side then please explain effect of the current flow in delta connected side of transformer.(In this case if one phase is shorted to ground in star connected side then we observe the current flow in two phases only not three phases in delta connected primary side. Please explain why it is so?)

1425


working principles of cf lamp,incandescentlamp and f lamp?

1967


What will happen if we on 200kvr capacitor bank(11kv in bus)If there is low load on transformer (1.5 mva 33/11 kv)

1267


does any one know where we can purchase insulation oil for high voltage oil filled cables

1982


How many VSC based HVDC are there in India and the world

1878


what is the reason the main breaker is trip during the motor is running? (some time the breaker is not trip)

1424


why only exciting current is shown not primary current in transformer???

1531