Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What are the electrical engineer roles and responsibilities in chemical plant?

1131

what is difference between line differential and transformer differential?

L&T,

1236

As we know multiplicity factor derivation equation is as below MF = main c t ratio / main p t ratio * meter c t ratio / meter p t ratio * meter dial constant Where in digital meters for HT kwh import export now a days meter constant are calibrated already which is 1 So my question is For HT 11kv 110 v line values are as below Main c t and p t ratio are 11000 v and 110 v and 20/5 means 20 amp and 5 amp Now meter values are 11000/√3/110√3 and primary and secondary amp are displayed as -/5 amp on kwh meter so what will be the MF for this meter ?

NEPC,

1 1846

why cable i burning without tripping. how can protect led street lights

Cosma,

1025

why a single phase induction motor has poor power factor

1168

why ht cable end termination don't have a gland?

Private,

2290

What is the relation between frequency and motor rpm?

1332

why burdens of VTs is more than CTs?

1344

what is the impedence

Al-Othman,

1 2032

what is difference between 9kv 5ka surge arrester and 9kv 10ka surge arrester.

Voltamp,

1408

what is the use of current transformer in power transformer secondary side.?its connectyed in WTI

1246

Would you recommend to replace all oil filled cables with xlpe cable for hv transmission with the current technolgy for xlpe cable?

1062

what is the meaning of osr in transformer.

1543

What is different between Circuit breaker and Isolater?

1223

why genarator genarating voltage 11 KV?

1314


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Un-Answered Questions { Electrical Engineering }

why 15 kw motor winding resistance is low then 5 kw motor winding resistance?

2388


What is the reason that the humming sound is coming from the induction furnace panel?

2078


why chock were used in old tubelights but are not newest tubelights?

1451


Why AC current leads voltage in capacitor and how?

1616


what is smartµ grid technology?under coal gassification?

1515






in battery charging room we find two fuses (one in positive other in negative cables ).why it is so?one fuse is ore than sufficient?

1803


can we use trip light with bus coupler?

1434


How To Convert Apparent Into Real Power Without Knowing Reactive Power?

1276


how to calculte capacitor range for single phase induction motors??pls tel

1614


im working in one private compeny in gujarat. i was complet diploma electric in 2010 from gujarat technical board. now i want electric supervisor licence in gujarat but i dont't know when i apply? plz give me address of the licence dippartment office in gujarat. gandhinagar

1412


What are the function of different components of servo motor?

1554


How to reduce -234126219.6403 MVAr generation and by what?

1229


How to calculate cable size by using load.?? Any formula...

903


What is online and offline ups? how does it works?

1615


what will happen if frequency is below 50 hz?

1559