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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.

784

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

2 4179

Why transformer rating in kVA not in kW?

5 3882

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

1 766

Find defination of KVA convert in to KW.

4 4897





how to calculate cable size in diffrent loads?

866

What is majour reason of Electrical Arcing ?

9 5302

how much current a 100 sq mm busbar will carry?

1 2871

what is the function of 1 phase preventer?

3 21497

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

2 25037

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 2592

what is creepage distance in sub-station?

3 6120

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

5 3758

Mechanism of Wye Delta Starter?

2 2733

can we use only a isolator in the subtation..

1 2373

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Un-Answered Questions

is WCT aplicable on educational institutions also??????

656


why u choose MBA hr ofter BSC life science.

955


Is it possible for the transfection of primary neuronal cell cultures?

838


5 Write an Algorithm to find the maximum and minimum items in a set of ā€˜nā€™ element.

808


how to acces the remote mechine using vb cript(QTP)

839






What is the rate of penalty charged when the given Vat Cheque dishonoured?

1181


What is meant by Load Encroachment in OHL Feeder Protection?

2254


How do the standards assist the users of financial report?

1025


what is compiler

646


What is i18n and L10n?

458


In HI POT test what is reason for applying the AC VOLTS and DC VOLTS in different applications what is the nessesity for this ?

648


Some times to change of DOR of a motor, interchange of R & B is not effected and RYB take same current, but interchange of R&Y is effected ie change the DOR. My doubt is what is the problem in motor and how it is happen.

762


can u perform addition of two octal numbers using java?

4131


Good morning: I'm looking for some informations about the OLTC or the LTC: I wont to know what the function of the tie-resistor in during the operation of reversing/coarse operation Cordially

770


hi friend i have selected in ssc cgle as accountant in audit department. can anyone tell about the work of accountant in audit department?

956






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