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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

how much resistence in proper earthing?

5 4043

11Kv Dog conductor 6/0.186 formula Line Losses ? Length 4.85Km amper ..? 52 Pole Max Load 3200Kw

1 3612

How does PLC work for sychronising of Two or more DG sets?

1183

Which device of PlC does share load between DG sets when DG are running in perallel?

1159

Why Stabilising Resistor used in REF circuit ?

2253

if 1hp jet motar drop voltage when start from 220v to 120v give the reason and solution.

1 2165

why transformer rating is always in KVA

GNG, NTPC,

7 7191

how the calculation is done if the DG set require for the -- -48 to -51v 4000 ah battery set .

BSNL,

1 2993

when transformer oil should be filtered/tested?

3 3765

Who is the first Bangladeshi Everest climber? Where is his home district?

1005

What is the previous name of Cox's Bazar

1226

Write down the name of 2 lady Bir Pratin of Bangladesh

1175

Who is the first Bangladeshi Everest climber? Where is his home district?

1 2080

What is the previous name of Cox's Bazar

1061

Write the Name of 7 Birsrestho of Bangladesh with their designation

1 4088


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Un-Answered Questions { Electrical Engineering }

Why dry type cast resin transformers tap link blast in HV side while power shut down times on load?

1339


what are the pecularity of shaver sockets ?

1046


sir, i'm preparing for hpcl exam officer trainee pls tell me how the exam ques paper pls pls

1388


what is the effect of higher value of GD???

943


How to convert 2 phase to 3 phase electricpower in induction moter?

1187






In constant power region of 3-phase IM torque-speed characteristics, if frequency increases flux A does not alter B decreases C increases D none of above

1309


Explain Even and Odd signals?

950


raleigh method

1223


what is charger supervision and control supervision?

1103


Explain about retrofitting of machine tool.

1072


How do you determine the size of transformer radiators in a transformer?

1062


what reactive how to maintain

1012


We have 250 KW x 2 motors, which are load from 25% to 100% varying load in every minute , so how can we compansate the power factor. pl give your opinions on the above subject.

970


When we have earthing mesh or underground earthing network in industrial plants, weather we have NT-S or NT-C-S kind of earthing system, so eventually weather we must use 4 or 5 wire in 400 volt level (For example 3×150+70 mm2 or 5×150 mm2) in this connection I would like to know exactly the paragraph of IEC or IEEE number

1285


Why is better to have a minimum ceiling voltage of 250% than 160%?

1031