Electrical Engineering Interview Questions
Questions Answers Views Company eMail

How do you maintain the batteries for generators, what is the daily maintenance of a generator?

Jindal,

2 5864

Do you know how to maintain a generator, if so what are those maintenances?

4 5727

Do you know how to connect a motor of different H.Ps?

5 6147

What accessories required to give the motor with given circuits and do you know the ratings of those accessories?

Hyundai, TCS,

4 12812

Do you know the alignment of a motor?

Reliance,

7 6525

Do you know the overhauling of a motor?

Mecon, EdCET,

12 31799

Do you know the faults occurs generally in motors and how to rectify them?

4 6788

How you take care of a motor from over loading and what are the different overloading ratings of different motors?

3 4372

Do you know how to joint the H.T and L.T Cables?

KESC, Siemens, Simco, MGVCL, Nokia, Oil Country Tubular, Power Control, SAGT, Vivek Engineers,

23 32829

Why a starter is used for a motor?

L&T, Nilachal Polytechnic,

46 84737

What are the starting currents of different motors and also what are the running currents, and idle currents?

6 6402

What are the tests to be taken on a transformer and generator?

Honeywell,

12 24767

What meant by lagging and leading? When if they are occurred what preventive methods should be taken?

L&T, ABB,

14 29760

What loads the lagging and leading effects comes in a circuit?

5 6762

What is meant by Resonance what are the different types of resonance and what are uses of them?

Infosys,

14 23669


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Un-Answered Questions { Electrical Engineering }

How to calculate no of EARTH PIT? Describe the formula as per IS standard?

1878


What is meant by earthhing of a magnetic flow meter and when to use empty pipe detection?

366


How to know the following data of synchronous generator 1. D-Axis Unsaturated Reactance 2. D-Axis Unsaturated Transient Reactance 3. D-Axis Unsaturated Sub - Transient Reactance

382


How conventional fire alarm system works?

524


What is the percentage loss for aluminium wire for HT line more than 11KVa

623


how can calculate resistance box for 15 kw, 6 pole, RV-230, RA-42 motor

1184


HOW TO WORK A VFD?SAY SIMPLE METHOD

1892


1.What is captive power plant? 2.What is national grid?Give brief idea.

535


What is current & voltage ? Voltage perform at any load without current or not?

318


How to calcualte the total number of cells required for particular UPS of some X KVA with 3 and 5 hours back-up?

616


what is meant by negative sequencing in power system.explain in detail

520


how 650 volts creates? where is use?

631


Why do power lines not short out when they fall into water?

468


How to calculate the current of Highpressure Mercury Vapour Lamp?what is the basis?whether we have to consider power factor or not?

482


Whata are the types of Cables?

446