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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

how meger function

1978

what & how to check the lightning arrester

ABC Telecom,

1011

How to check maintenance free battery 12V,26AH using analog multimeter

1 3344

WHAT IS counter flux IN CT?

1024

Why we Specify Transformer rating 433 V Instead of 415V ?

ABB, ERA, Uddans,

8 24675

What is the full form of AND,OR and other logic gates

7 17145

WHAT IS THE SIGNIFICANCE OF VECTOR GROUPS IN TRANSFORMER? WHAT WILL BE EFFECT WHEN PHASE DISPLACEMENT CHANGES IN TRANSFORMER?WHAT IS THE NEED TO BE PHASE SHIFT CHANGE BETWEEN THE PRIMARY AND SECONDARY WINDING

TCS,

948

where do we connect tap of tap changer, to H.V. side or L.V.side? and why?

Vedanta,

5 10862

What is the difference b/w earthing & grounding?

6 4934

What is online and offline ups? how does it works?

Call Centre,

1138

pls,send the previous year written test questions.

1015

why we can not use dc in our country( INDIA)

5 4631

please send me the previous year's question papers of jindal GET exams

Jindal,

5093

What is differnce b/w tie breaker and bus coupler?

1 12522

how can you calculate fault level ?

1468


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Un-Answered Questions { Electrical Engineering }

The size and construction of bushings in a transformer depend upon?

250


what is meant by twilight switches 7 where its applicable ?

1000


Dear All, I am new in construction company , my boss ask a question at time of interview , If we have 60MW generation and Single Power Transformer step-up we have. if CMR 50/60MVA , ONAN, ONAF respectively , is it sufficient or not ? for that much power to transfer,

765


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

1193


what is the common earth

196






why use phase displacement in transformer.and effect of phase displacement on transformer

1881


How will A Medium voltage circuit breaker(11 kV voltage level) operate under short circuit fault condition whether It is having short circuit release like Low voltage circuit breaker or relay should be given?

1006


what is interpose? where it is used and why it is used?

204


how to calculate fuse rating for a motor

4003


what is the difference between 2 way and 4 pole selector switch???

1393


Can we put 3 layers of cable tray while installing tray

1510


Please define ampere?

204


why we are not giving the zone 1 trip command to the master trip relay

631


Is single load(eg: three phase motor) having all the components like positive,negative,zero sequence components during fault condition?

937


please send me previous year questions of jspl through which i could prepare myself for the test.

976