Electrical Engineering Interview Questions
Questions Answers Views Company eMail

WHAT IS IM (INDEX OF MOUNTING )IN MOTORS

L&T,

778

explain Uninterrupted power supply detailed electronical operation with circuit diagram

Emerson,

1 4206

requirements for making parallel operation of Uninterrupted power supply

Emerson,

2 2923




What is the significance of 3.5 core cable ????

Intelux Electronics,

8 15237

as per standards how many neutral earthings and body earthings are needed.please help me

2 2501

arcing is due to only capacitance or it is due to both inductance and capacitance? explanation.

2 2090

what is the back ground of transformer working? applying voltage to primary and emf inducing in primary and secondary? how it is possible? please answer me with scientific approach?

5 2696

in industrial lighting in each circuit how many lamps can be given? and how much load can be put on each circuit? is there standard for this? please help me with the standard description?

3 2603




why use delta star x-mer in distribution system.

3 8624

What is ment by KVAR and what are the advantage&dis- advantages of KVAR

2 8587

What will be the current after disconecting the bus bar or cable before discharging ?

Sodexo,

2 2873

which type of amplifiers are used in multimete?

NTPC,

833

How to measure the Harmonic Distortion of UPS ie THD?

NIC, MG Tech,

953

Best way to measure the Soil resistance of rocky soil, three probe method and four probe method

619

Is it possible to operate a synchronous 2-poles turbogenerator with a still-in-place faulted bar but electrically disconnected ???? If yes, should I act on the other phases as well ???

620


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Un-Answered Questions { Electrical Engineering }

hi, in the event earth grounding is not available in a project, is there any other way to make the elcb work? fyi, i have an instant water heater (6.5kw) installed, however if there is grounding in the heating element inside the heater assembly, i will get grounded. thank you in advance to those who will answer my question.

699


what is difference between cpp electrical system and refinery electrical system

796


What are the differences between single phase and three phase?

652


what are the types of electromagnetic forces developed in practical transformer?

1238


What is the function of NER and NET?

1165






A motor running with lenze frequiency inverter stops if I REDUCE SPEED with 25% load.If I run it in High speed and medium speed running smoothly with full load.please help me to solve it.

481


How to size Air Circuit breaker (ACB)? What is the most important factors?

767


What is the accepted limit to increase the choosen transformer capacity over the load and why ?

1560


what is basic difference betmeen normal & flame proof motor??

634


What tests should i carry over on a newly rewinded DC Generator with voltage rating of 38 volts and current rating of 350 amps, to certify that the machine is OK?

660


can u describe the method used for protection of transmission line.

823


What is MS-EXCELL?

831


why Induction Generators are not "Black start" ? and apart from WTGs where this types of generator are generally used?

1358


What is the Resposiblity of Electrical Utility Engineer

1455


what will be the effect if you were using different brands of outlets?

606