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ABB Electrical Engineering Interview Questions
Questions Answers Views Company eMail

we use 400/5A ct and 35/roor3KV,/0.1/root3KV,0.1/root3KV pt ratio. What is the multiple factor of this meter.

 810

what factor is necessary during design of HT & LT MOTORS.

 2 4220

Why transformer rating in kVA not in kW?

 5 3931

if we going for high voltage usages what are the considering factors, why those factors are effected.... please give me an answer related motor factors like wnidnig, frame, temp etc

 1 801

Find defination of KVA convert in to KW.

 4 4944




how to calculate cable size in diffrent loads?

 889

What is majour reason of Electrical Arcing ?

 9 5371

how much current a 100 sq mm busbar will carry?

 1 2910

what is the function of 1 phase preventer?

 3 21779

What are the maximum and minimum ratings of MCB,MCCB,ACB,OCB,VCB and SF6 breakers?

 2 25549

in transformers for ex. 100mva and 400kv the secondary current is about 420 amps but for selection of bushing the capacity of selected bushing is 2000A why there is such big difference ?

 2 2632

what is creepage distance in sub-station?

 3 6213

What is d role of reactive power in power system??How it produce & consume?

 5 3841

Mechanism of Wye Delta Starter?

 2 2777

can we use only a isolator in the subtation..

 1 2408

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Un-Answered Questions

what is the rate of interest when an assesse paid tax after the due date in the prescribed time limit?

733

how to create our resume?

834

in one hour , one 200 excavator , how much quantity (mcube)can load ? soil is not hard not soft

535

33kv substation lay out details & line to line & line to earth measurements

1331

How can I assign a retest date for solvents e.g. toluene, methanol, etc?

1552




WHAT IS MEANING OF Gg & Gg IN hrc FUSE

1708

What do you like about computers?

803

what is the class of generator A b & c

474

If date field is a text field write test cases to validate it?

1141

model question papers of GrayOrange company

172

what is meant by Views ?

2

What are the activities you done in PI?

1777

Why upper weighing limit of electronics balance is 90% of the total weighing capacity?

896

Dear sir, please send me previos papers of rbi THANKS

787

how to calculate the battery AH

1440





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