Electrical Engineering Interview Questions
Questions Answers Views Company eMail

How do performance buccholz relay testing in power transformer

1 2581

What is the different between buchholz relay and pressure relief device?

2 16999

Why DG self motor winding burnt out?

Aegis,

1 4604

in 4 pole lap wound dc motor one brush is disconnected then what result in new voltage if its voltage is v volts power is p watts current is i amp

GATE,

1 3008

Cummins 750 KVA generator how much disel consumed per hour and how many units generated on 100% full load.

1 10267

For 7.5HP motor 2880rpm 415VAC Connected with Pressurisation Fan we used Star Delta Startor why not we use DOL startor

DLF,

2 4851

what is different between buchhoz relay and pressure relife devices in transformer

Spanco,

2 4521

What is electrical charger?

HCL,

3 4552

Explain Creepage Distance of Insulator

ABB,

1714

for a slip ring induction motor if the stator is short circuited and rotor is given supply? how does the rotor rotate?

TNEB Tamil Nadu Electricity Board,

1 3975

What shall be the minimum distance to be maintained between two power cable in a common trench?

3 5296

How to calibrate or test an LT Air Circuit breaker 440 volts, 35 KA, 800 Amps ?

2092

How to calibrate or test an LT Air Circuit breaker 440 volts, 35 KA, 800 Amps ?

ABB,

1482

What is the purpose of reactor.why we used in over head line?

2 4055

what was the function of the auxillary relay?

3 5366


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Un-Answered Questions { Electrical Engineering }

what kind of quetions will ask in BHEL in interview? Plz help me?

1554


why occ characteristics curve in not tracing back when we are bringing back the rhoestat?

1406


Can anyone please provide me details of MCCB/Contactor/SFU rating calculations for a motor feeder..for example 50 kw.. not from type-2 cordination chart. i want manual calculations..

2071


Which type of questions well asked. ?

1271


Explain The Application Of Storage Batteries?

666






how power is generated,and transmitted to our home..pls explain briefly in simple words.

1751


What is the capacity of the Fastners 12mm?

1865


Why we are using only Dyn11 tranformer in distribution system but not using a Dyn1 in distributing system?why not and advantage and disadvantage in both

2297


how can i determine the KVA/MVA rating of transformer precisely?? is there any standard test?????

1845


Which motor connection is preferable star-delta or delta-star?

603


what kinds of Transformer oil grade is better for power transformer ?

1141


What are the parameters of water ( Water quality )to be monitored in Centralised HVAC ( water cooler chillers )

1601


What is the difference between DOL starter and star delta starter

556


hi can any body send me syllabus of rrb electrical section engg... and past pepar also of any board...

2101


1 hp is equal to how much watt?

690