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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

what is the relative size of single and three phase?

Student,

1 1935

what is skin effect and why is it absent in DC systems

4 17819

I have a current transformer with 1 main reading meter with transformer outside the building and a control panel having 5 CT reading meters with black round coils inside the building. I want to know, A) when current pass through the Transformers, will the current be reduced or be the same and after that B) when current pass through the CT meters with black round coils, will the current be reduced or be the same. C) in the above process will the reading of the main meter be same or different, from the total reading of all the 5 CT meters.

1 1892

why in some trains in India Electric equipment such as Fans , tube light not work until locomotive or engine is attached to the train ??

1 2738

What is power factor?How to improve power factor

Tech Mahindra,

2 5079

Define CT & its function

Essar,

6 6580

what are the specifications we must look at to select a relay for any capacity motor?

1 2089

Why do we use 36KV LAS for 33kv line and 9KV LAS for 11KV line?

1 3819

Can we loop AC neutral wire with DC neutral wire?

ABB,

5 11000

How do we arrive at selecting reactive capacitance value as 30% of h.p rating of motor?

1 1910

Consider a case that two 200 hp motors are connected to 500KVA transformer. For improving power factor can we add capacitors in common bus bars to motors. Or should we add capacitors for each individual motor?

2 3762

what is the difference between earth and unearth cable?

Essar,

1 3458

transformer cooling fan kharab ho jaye to 1-off kar dena chahiye 2-load kum kar dena chahiye 3-koi frrk nhi padta 4-sub galat hai. choose right option

PGVCL Paschim Gujarat Vij Company Limited,

2 4043

RESISTONS R1 AND R2 in parallel = Total R.? 1-R=R1+R2 2-R=1/R1 + 1/R2 3-1/R + R1+R2 R=R1R2/R1+R2 select one

BSNL, PGVCL Paschim Gujarat Vij Company Limited, TCS, Wartsila,

2 4550

how to electrically make connection to ferroli GN2N?

1 2003


Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

what is the minimum pay scale for electrical engineer (building construction)in kuwait? plz revert back with yrs of experience & pay scale respectively.

2227


i want bhel placement paper for electrical if anybody having pl send to my id kavitha867@myway.com immediately

2046


can i able to get bhel previous exam question paper?

2154


1)how to reduce the value of tan delta of trasformer and CB,bushing,CT&PT,CVT ? 2)how to reduce the resistance of CB contact and its operating time? 3)plz.....send me the project report on conditioning and monitoring of substation equipment on my email id (gusaiyogendra03@gmail.com)

2381


sir am giving jspl exam on 19th oct . i belong to eee, so plz send previous question papers ..........to dis id abhilash203@gmail.com

2643


Draw a SLD for main panel for school having connected load of 1200kw and emergency generator 200kw.also show the increase of additional load of chiller 225kw in the lv panel indicating meter postion size of transformer ,cables and capacitor bank.

1043


I want single line diagram for AMF & DG syncronizing panel

7263


i am in need of AC SYNCHRONUS MOTOR 30KW. ANY ONE KNOWS THE MANUFACTURER OF SAME. ALSO MOSFET AC CONVERTER 20KVA CONT.OUTPUT.

1982


Draw the vector diagramme for Asynchronous Induction Generator at noload,half load and fullload.

2065


what is earth fault relay 64T, why it is used in main Incomer and neutral CT of Transformer.

3849


please send the last 5 years {{{JUNIOR ENGINEER - ELECTICAL, ELECTRONICS RRB CHENNAI and secundrabad}}} TECHNICAL question papers TO MY EMAIL ID dinesh100701@gmail.com

2248


please send me the previous year's question papers of jindal GET exams

5960


please send me jindal previous aptitude and technical question and answer.my email id is deep_raj@live.com

2030


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

1865


If a current -8+6sin6t is flowing three ammeter, one is a centre zero PMMC meter, one is true rms meter and one is moving iron meter. What are the reading of these three meter respectively?

2295