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ABB Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What is different between hypo test and megger test

2 8957

Explain the function and difference of Restricted earth fault, simple earth fault and sensitive earth fault with connection diagram.


difference between temperature sensor and temperature switch

3 6240

which motor is used in our Indian Ceiling fan -Capacitor start and run or Capacitor start? (during repair i saw only one capacitor so it should be start only)

5 12202

Why did call copper as a electrical conductor?

2 2474

What is cable gland,why does use for?

5 6661

What does substation operator do in substation?

2 5355

What is electrical energy ,power?

2 4029

Is current shock due to voltage or current? pls answer

2 4938

How to know about the rating(voltage and other) of induction motor if its name plate is missing at the manufacturing site.


Kindly Tell me name of the book for electrical estimation and costing ,calculation or web site to download

1 4662

What is voltage in two phase?

7 10304

what are the advantages and disadvantages of speed control of 3 phase induction motor by varying frequency explain with drawing


Can we loop AC neutral wire with DC neutral wire?

5 4618

the total iron closs in a transformer core at normal flux density was measured at 25hz and 5ohz and was found to be 250w and 800w respectively.the hysteresis loss at 50hz would be................?????

1 3265

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ABB Electrical Engineering Interview Questions

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Hi Team, I have two scenarios ,only one step alone deference betweeen them and preconditions of Test scenarios are defferent . In the above sutuation , are we going divide test cases into two or can we club into them into a single. Regards seshu


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what is the maximim current drawn by 1 phase and three phase welding machine


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how its run?


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what is intermediate message event listener?