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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

if we have 380 KVA DG. how to calculate Power Factor. With detailed formula

1 6058

why ht11kv supply needs discharging during shut down time

1 3758

what are the advantage of UG cables over the over head lines

DVC,

2 5443

What is corona? and what is the purpose of corona belt in substation ? why they connect these end of the buses ?

2 6662

What are the difference between CT/PT operated Meter and RRAMR Meter for HT/LT application?

ABC, ACB,

2603

why rating of generator is kva but motor is kw ?

4 12797

how to identify small motor and generator?

1 4215

what safety use in electrical panel

3 6547

What is class X ct? What rare its uses?

2 6590

1.What do you mean by inductive and capacitive parts of an electric circuit. 2.What do you mean by decrease of inductane and capacitance of a network? Please dont give me the text book answer.3. What is class X ct and its applications?

2 4641

list the type of vfd? wich is sutable for heating kiln?

AluChem,

2092

How to calculate & connection of 900KVA generator 2 sets & load(1500A)? How to choose cable size and ACB size for this load & generator? please explain me detail. Regards, Mr.Han

Powermec, TATA,

3 10611

working principle of AC Servo Motor with its construction

TATA,

8879

what is IP65 & What is its advantages

1 4784

how to reduce the transformer size in ups ?

2 5739

Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

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

1696

draw a circuit diagram connecting transformer OLTC- RTCC- VCB-Marshalling Box otherwise Explain in words

23129

What is ST and specify its range of voltage.

1976

What is acsr cable and where we use it?

1158

When a single pase capacitor run motor- run on 230vac and Case(1)run with 8 Mfd 250 vac.capacitor , Case( 2) run with 8 Mfd 400vac capacitor. What is difference between both case regarding power ,efficiency etc?

2070

If not into production, how far did you follow the design and why did not you see it into production?

2176

Explain Active power,reactive power,how its related to each other , & inductive ,capacitive.

1936

What is the relationship between voltage,current & frequency?

1783

What should be current in the Primary and secondary side of 1000KVA (11KV Supply)Transformer.?

1057

Draw the vector diagramme for Asynchronous Induction Generator at noload,half load and fullload.

1987

If oil and air can withstand a high MeV when used as an insulator in a transformer, what are the values of how high for each material?

1885

What is the tube exial fan?

2212

Can we use both Electrical & mechanical interlock between tow breakers? if yes how, please explain

1504

1.main parts of generator? what is used A-check,B-check,C- check? 2.what is FM200 system in data centers? 3.difference between pac,ahu?

2131

Sate maximum power transfer theorem?

1117

For More Un-Answered { Electrical Engineering } Questions Click Here