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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

definition of fault level in powersystems?

4 19540

wht is an AVO metre. and whre it is used?

Mayflower,

1 5902

Is there possible to Test Transformer for Overfluxing Capability. Or is there any firm who does Overfluxing Test on Transformer?

3114

Why does increasing the magnetic flux in the main field of a d.c motor cause the armature current to reduce??

2048

Explain the construction of the conservator, operation and purpose, and draw the diagram of the conservator.

Siemens,

2515

How to Calculate 11 KV Side Cable size of a 250 KVA Oil cooled transformer

2 22899

What is super thermal power plant? and how it will differ from normal thermal power plant

AK, Suzlon,

2288

Whata are the types of Cables?

2159

what are the differant std sizes of cable trenches?

2063

what r the sizes of CB's? how to select CB's?

1 3981

how can the active power and reactive power of an alternator be controlled?

6 18682

In a closed circuit if two 5volt power supplier are connected in parrel what is the current direction in tihs circuit?

1 3588

WHAT SHOULD BE THE BEST CURRENT RATINGS (PRIMARY / SECONDARY)FOR A CT INSTALLED AT THE INCOMING 11KV PANE? WILL IT BE CALCULATED ON THE BASES OF MAXIMUM DEMANT VALUE OR ON SUM OF ALL TRANSFORMER'S KVA? NOMALLY MAX DEMAND REPRESENT THE MAXIMUM OPERATING LOAD OF THE PLANT AND TOTAL KVA OF (SAY 5 NUMBERS TRANSFORMERS) REPRESENT THE CONNECTED LOAD. WHICH i.e. MAX DEMAND KVA OR CONNECTED KVA ARE BETTER TO USE FOR CT CURRENT CALCULATION? PLEASE ANSWER.

1923

what is the effect of constant power factor to the voltage regulation

1 3515

Current Capacity of 55sqmm & 80sqmm conductor

2 4479

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Un-Answered Questions { Electrical Engineering }

What will happen if the armature resistance is in minimum position and the field resistance is in maximum position while starting the motor

1627

what is the setting of locked rotor in HT motor ? (answer expecting in percentage)

2291

How to select the proper VSD to operate high inertial load

1738

Why you want to join non technical field when you are an engineer?

6757

What is the most essential condition for the voltage build up for a d.c. Shunt generator?

1157

What will be electrical cost per sqft for IT building (basebuild and fitout)and for residential township?

1940

explain safety measures in alternator?

1791

How earthing of switchgear system to be done.

1934

what is the criteria for selection of conductor used for ehv ac electrical dischrge

2108

If o/p power is doubled by how much does the sound increase

1096

Why there are some equipment(i.e:TV) that using 2-pin plug instead of three? What happen if there is current leakage? Are we going to get electric shock??

2198

is it possible to test of bus bar in high rise building without completed full floor ?

1702

What is reactive power and where it is used.

1703

can u give me a brief idea about power line carrier communication ??

1853

what is the minimum clearance between a 11KV 150KVAR capacitor cell and series reactor.can a series reactor can be mounted in the same structure of the capacitor cells structure

2222

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