Electrical Engineering Interview Questions
Questions Answers Views Company eMail

WHY IS THE POWER FACTOR NOT MORE THAN UNITY.

6 17181

HAT IS THE EFFECT OF LOW POWER FACTOR ON THE GENERATING STATION?HOW WILL YOU IMPROVE THE LOW POWER FACTOR?

1 4906

EXPLAIN THE TERMS "INTEREST AND DEPRECIATION" AS APPLIED TO ECONOMICS OF POWER GENERATION.

930




WHAT ARE THE EFFECTS OF SERIES RESONANCE AND PARALLEL RESONANCE ON THE CIRCUITS PARAMETERS?

773

EXPLAIN THE FOLLWING: (1) BANDWIDTH (2) SELECTIVITY (3) RESONANT FREQUENCY (4) CURRENT MAGNIFICATION

1 1580

AIR GAP IS TERMED AS USEFUL. WHY?

5 3758

FEINGING DECREASES THE FLUX DENSITY IN THE AIR GAP. HOW?

793

DOES A MAGNETIC CIRCUIT CONSUMES ENERGY? IF YES, WHY?

6 6155




IN A MAGNETIC MATERIAL HYSTERYSIS LOSS CAN'T BE REDUCED TO ZERO. HY?

3 2542

WHATIS TIME CONSTANT? WHATIS ITS SIGNIFICANCE? ILLUSTRATE THROUGH EXAMLES.

849

STATE AND EXPLAIN SUPER POSITION THEOREM.

ABB,

3 14946

EXPLAIN THE APPLICATION OF RECIPROCITY THEOREM

1 10504

DERIVE AN EXPREION FOR MAXIMUM POER TRANSMISSION, WHAT ARE ITS APPLICATIONS.

773

EXPLIAN THE IMPORTANCE OF POLY PHASE CIRCUIT.

801

Whats difference between a single phase & a three phase motor?

4 12452


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Un-Answered Questions { Electrical Engineering }

Why we are using only Dyn11 tranformer in distribution system but not using a Dyn1 in distributing system?why not and advantage and disadvantage in both

1494


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

1081


how you taken aotitude test

1089


What do you mean by per capita requirement of electrical energy in india

881


How to Decide the Location of Earth pit for Compressor in Oil Depo? and How to measure the resistance of earth pit Pls explain me with the help of Circuit Diagram?

998






IN SINGLE PH TRANSFORMER IF LEKAGE IMPEDANCE DROP IS NEGLECTED ,THE FLUX IN THE MAGNETIC CORE and the lekage flux linking a winding are a)proportional to the applied v to the winding i respectively.

811


what is the path of thunderlightening? once both a buffalo and a person were standing 5m apart but lightening hit and killed buffalo not person?

1684


The knee point of a current transformer is normally unique and known.So why in the nameplate of a CT they put the minimum value like this Vk> 400v.

151


What is lighting kitts.

847


how we decide the require size is this for a known current at fuu load?

675


Hello Friends, How can we recognize the CT Star Point is S1 or S2 in case of Electro Mechanical Relays and what is meant by Restraining coil in relays and what is the purpose of that.. thank you in advance..

875


Give idea about General Engineering. From which book i can study this topic. Pl. reply me via email. My email is ravi@bhelhwr.co.in, also give the name of book/website, from where i can prepare it.

848


What is value of earth resistance required for substation and equipment earthing and what are the reference guidelines

503


Which level of the Transformer oil got dielectric strengh? And why?

845


when we decide to use soft starter drive or vfd drive in mcc to operate apump?

833