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ABB Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What is the Relation b/w star delta starter , DOL starter and two speed starter. if we want to rotate a 20 kw fan in 2 speeds which type of two speed starter we have 2 use?

1 3611

How to calculate transformer capacity requirement for a project site?

4 17351

what is use of capacitor in fan

8 17395

Advantages of low voltage drive (control panel)

1 2562

what would happen if reactive power (kvar)is increased (more)or decreased (less)? how much exact reactive power should be maintained? and what should be done for that

896





what is the maximum load on for 10 kva & 25 kva transformer

8 33526

what is the basic difference between capacitor and condenser ?

17 40023

what is isochronous mod? what is voltage drop mode and p.f mode?

1584

How to Calculate Stc Rating of an indoor type VCB Panel? What is a full form of STC?

1 4358

present we are having 0.8pf but I want increase it up to 0.99 so what is the formula for it and how can i calculate?

3 4071

what is the first step of dg shycroning ?

2 2408

what is cascade speed control device?and how this device control the speed of motors?

709

11/.433KV, 100KVA TRANSFORMER is supplied with .433KV AT ITS PRIMARY. HOW MUCH KVA IT CAN SUPPLY

7 9758

difference between earthing and grounding?

2 4424

What is static Device & Mechanical device? Is transformer a static device?

5 26411

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Un-Answered Questions

Why AC current leads voltage in capacitor and how?

682


DB2 can implement a join in three ways using a merge join, a nested join or a hybrid join. Explain the differences?

1387


What is 1:1 redundancy ?

921


What is Gradient-based procedure?

428


write a C program that will determine whether a department -store customer ha exceeded the credit limit on a charge account. For each customer, the following facts are available: a. Account number (an integer) b. Balance at the beginning of the month c. Total of all items charged by this customer this month d. Total of all credits applied to this customer's account this month e. allowed credit limit The program should used a while statement to input each of this facts,calculate the new balance (=beginning balance=charges credits) and determine whether the new balance exceeded,the program should display the customer's account number, credit limit, new balance and the message "Credit Limit Exceeded".

1829






what do you mean by a p-code?

605


I am Planning to Contruct a floor appartment on my own thro a Contractor . How to estimate the Constrction Cost , to negociate with the Contractor.

916


SOME OF YOUR QUESTIONS ARE NOT MAKING ANY SENSE SO TRY AND PUT IN A LITTLE BIT MORE EFFORT BEFORE YOU POST A QUESTION. WE WILL ONLY HELP THOSE WHO WE CAN SEE ARE TRYING TO HELP THEMSELVES.

1090


what is cnc machine hour rate? how it is calculated?

3552


Hi, Please tell me the most frequently asked interview questions and answers for SAP CRM.

1093


your coming from electrical backgroung..but y ur coming to software side?

592


Why collecting electrode of ESP to be earthed

741


In which areas the Error occurs?

659


Hi I would like to know what is journal entry for buying securities with Margin Trading I mean 50% of cost is paid by broker. 2nd question is when we withdraw extra money from the balance we have in bank account which means our balance become (-) what is journal entry for that, should I just credit the bank or should I put the extra money with-drawled as a liability account ? Thank you in advance!

889


What type of wiring series or parallel is used for conventional and addressable type FAS & why?

568






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