Electrical Engineering Interview Questions

why should we india maintain frequency of 50 Hz.

5367

what is the capacity of storing mass electricity.

1708

In a distribution system,having 3phases & 1 nuetral.ecah phase to neutral is 230V,line-line voltage is 440V,but what is the voltage of each line.but it should obey the KVL law.

2143

How can i calculate heat load ?

NSN, DSSR,

6793

why should we connect the no load components in a equivalent circuit of transformer in parallel?why cant it be in series.

4091

what is the working principale of air circuit breaker ?

5519

hi friends this is a newcomer in your community of enthusiastic peoples. i am preparing for SSC (CPWD JUNIOE ENGG EXAM FOR ELECTRICAL) pls guide me on the same how to crack it? PLS LET ME KNOW IS ANYONE THERE WHO PASED IT? CAN I GET THE QUESTION PAPERS OF PREVIOUS EXAMINATIONS?

769

What is the meaning of Insulation H for transformers????

951

1.Defination of Graund earth and neutral 2.

5219

what is Ith current?

19758

Why current Transformer is rated by 100A/5A/5A?

4243

why measure the gravity in battery?

2666

define B types and C types in MCB ?

Bhel,

8290

1 tr is equal to how many Kw .is there any specific formula for this to get the result .

Cipla, NSN, LG,

103788

Can anybody tell abt concrete encased earthing or grounding?

788

Un-Answered Questions { Electrical Engineering }

what is the difference between unarmoured & Flexible cable? How to identified?

1063

quantizer means?

708

various transmission tower like .,D tower ,K.C.O tower ,C.C.O tower,K.C.R tower ,C.C.R tower ,H.C.O tower in different tons.

1250

Why we are use dol starter up to 10 hp

195

Can a generator rated 400 V, 60 Hz be used in a 50 Hz System? Yes or No ? Why ?

424

How does a tertiary winding filter harmonic(espcially 3rd one) from entering into load system?

702

Why do we pefer VCB over OCB?What are the advantages of VCB over OCB?

1237

What is the two pole structure?

481

why there using acb enclosure in big buildings

677

the typical output of a solar cell is........

1053

How to protect a Dosing pumps/any sensitive equipment (single phase) from surge protection inside a food factory.

433

what causes contact chatter when there is no demand on the air conditioning unit?

721

what is ramping rate of generator

862

How is efficiency of DG set calculated? At many places I found the efficiency to be mentioned in percentage. But at some other places I found kWH/ litres. I want to know how dimensionless percentage value is arrived at?

658

What are the types of the glands and difference between single and double compression type of cable Glands.

871