Electrical Engineering Interview Questions
Questions Answers Views Company eMail

what is the vvvf in the dumbwaiter?? or lift. what is the actual process?/

1547

what is motor?

UIU,

2 4388

what happens if you swap F1 and F2 connection in the exiter of the generator?

1 2758

TNC switch is also available in 1NO+1NC. What does it mean ?

1 5934

What is a variable speed motor?

3 5227

what happens if we give 1-ph supply for 3-ph Bridge rectifier...??

Sanelec,

2 5763

Please mention any books for electrical design load calculation for industrial,commercial(to select cable,breaker,bus bar,stator,)

C&S,

1 2396

Transformer calculation

Aramco, LMW Lakshmi Machine Works Limited,

1 6567

why the voltage and current in a long transmission line are called travelling wave?

UIU,

1715

for 4 MVA , 33K.V/6.6K.V transformer. secondary side the connected load is 3000H.P. What is the rating of capacitor bank to be insttaled.

SCCL,

2065

which of the following elements is not present in stainless steel

LASA,

1932

What is voltageĀ 

4 7533

what is protections used for 6.6kv ht motor

OEG,

2 3443

how to select electrical equipment such as fuse,dg,transformer,motor,msb,wire,cable as per the connecting load..please mention any books to design,take licence

Gujarat Electricity Board,

2402

In TNC switch, is there any 1NO+1NC block ? and if we move over closing position, is ther any affect on trip position or vice versa?

1666


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Un-Answered Questions { Electrical Engineering }

What is the difference between isolators and electrical circuit breakers? What is bus-bar?

602


how can we say that stator magnetic field rotates with synchronous speed?can we derive?

1236


2- What are the percentages between excitation currents in phase (R, S and T) in ∆ and Ỵ connections in excitation Current test in transformers?

1509


define superposition theorem thevnin theorem ,norton theorom?

1707


Distinguish between nuclear power station with thermal power station for initial cost, starting period, cleanliness, and transportation of fuel

1466






What is meant by reactance voltage?

547


how to find the resistance and gap volatage of the diode??

1459


PLEASE SEND THE PREVIOUS YEARS QUESTION PAPERS OF RRB JUNIOR ENGINEER-ELECTRICAL

1350


how does it help for selection of a transformer.

1291


In Plumbing services What are accessories we consider for a bathroom?

1447


when we design electrical schemes of 11/.415kv distribution..wen and were should we show the relays??what is the function of it?for example..we place EFR Relay CT between transformer neutral link and transformer earth.Like this what are the other type of relays we should use?why?where?Explain please..Thank you

1312


Write the current equation in series RLC circuits.

566


rajha power sector details

1464


howmany electrician should maintain for a 1000 kva used plant... in kerala..

1537


why steady state stability limit is greater than transient stability limit ? How it can be explained ?

2321