Electrical Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

what is the function of commutator in dc motor?

3 6496

why odd hormonics only will effect the power system.why not even hormonics

1 2618

Can any body tell me what is use of END OF LINE RESISTOR in fire alaram circuit?

2 7244

what is different between DIGITAL and ANALOG?

3 5897

Can any body tell me about INNER SHUNT COMPOUND MOTOR diagram?

2063

what is the differnce between vector and phasor? are both same or there is difference between two term.?

6 15445

In batteries after completion of charging which colour gas is emitted from it?

Essar,

2 4678

(1)Electrical power is generated in KV, power consunmed is in MW and the transformers used are in KVA. How is KVA converted to MW as power being consumed by the consumers? (2)What is vector group of a transformer?

1 4187

Why we are measured insulation resistance applied through DC Voltage?

3 6791

function of soft starter .

2 7461

what is different between DIGITAL and ANALOG?

2 5301

why the voltage level is changed when the unearth cable is earth

2 6033

WhY PF low at Time of PT Missing in HT Meter

HCL,

2 5328

When One Phase PT Missing (voltage drop ) this time current is zero of This phase(PT Missing Phase) and current is Not Zero of other Phase but PF is always Low That Why

HCL,

1992

what happenes if two voltage source connected in parallel will be connected to load.

Efftronics Systems,

3 17200

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Un-Answered Questions { Electrical Engineering }

1.dg on load alarm/stop alarm... 2.dg on load. piu alarm alarm kaise chek krte hai

1898

what are the dimensions for 200 kva transformer plinth (plateform),in which pcc m20 is used..

11610

Name of the relay of low lub oil presuure in DG sets

2007

What is the use of oil in transformers?

1055

what is meant by IGBT how they differ from tyristor ?

2397

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)

1530

How shall i select the value of capacitor or inductor in a system?

1866

WHAT IS SUBSTATION & ACCORDING TO VOLTAGE HT,EHT SUBSTATION EXPLAIN IT

3121

what is LSR?

2139

what is relation between ct and pt ratio with multiplication factor of a energy meter? is there any other factor on which multification factor depend?

2290

1.why we are using metal oxide gapless block in lightning arrester,2.What is minimum and maximum rating of metal oxide blocks using in india

1928

What fomula is used to calculate: 1. rated frequency withstand voltage, and 2. rated lightning impulse withstand voltage.

1671

Please give me a erda placement paper

1753

USE OF 8 WAY PAN ASSEMBLY

1915

What happened when capacitor connect series in ac circuit?

1429

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