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 9480

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

4 8422

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

5 9410




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

Hyundai, TCS,

4 21062

Do you know the alignment of a motor?

Reliance,

8 10843

Do you know the overhauling of a motor?

Mecon, EdCET,

12 46944

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

4 9414

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

4 6550




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 44835

Why a starter is used for a motor?

L&T, Nilachal Polytechnic,

49 110441

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

6 8861

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

Honeywell,

12 30936

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

L&T, ABB,

14 41904

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

5 8948

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

Infosys, NTPC,

14 34313


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Un-Answered Questions { Electrical Engineering }

what will happen if frequency is below 50 hz?

823


Whether it is possible to measure energy at the input of rectifier transformer (12 pulse with very high odd harmonics)

822


draw the restricted earth fault protection circuit install on power transformer and identify its parameters and draw C/C curve of it

1546


What are the uses of lead compensator?

2


1) why a dg set shows variation of power factor and load when synchronised with other dgs? 2)Why the load sharing is not become equal in all dgs?. 3)When a dg set will not run on auto start?

857






(In MEP services) HVAC in AC Plant room what else can we provide if the chiller is not considered?

911


Which type of a.c motor is used in the fan (ceiling fan, exhaust fan, pedestal fan, bracket fan etc) which are find in the houses ?

5


which is chemical used as in ro water what is difference betweeen multi grade filter&dual media filter

946


sir, what is the importance of Fault MVA. how to calculate fault mva of 33kv substation connected by 6.5 km line(single circuit with equal spacing) with 110/11kv transformer in 110kv susbstation.the fault mva on 11 kv bus in 110kv susbstation is 208mva.

1853


How to calculate impedance volt in Transformer?

926


explain why core loss of a transformer is almost constant under different load conditions when connected across a constant voltage and constant frequency.

1333


How to calculate VA rating for CT or PT or Control Transformer?

1602


How much should be the load percentage for 15kva Inverter and Iinut & I output load with Calculations

918


What should be the percentage increase in length of the dead end clamp for bus bar conductor (Hawthorn) after hydraulic pressing and what should be the applied pressure?

792


Ac generato how produce power I need for camplet defination

552