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ABB Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What is difference between Earthing, Ground and Neutral?

1 3649

motor and transformer working with same principle so why motor rotor was roted and transformer not roted

9 9149

Why should we use the igniter in the sodium vapour lamp.

7 64784

why we r used APFC Panel in industrial area.when P.F. low then wat will be the effect in our system?

10 33654

why we are used D.c. voltage in L.T.side or controling side.we can use UPS also ,in place d.c. voltage

5 5456





how calculate the current faut level

2 4333

what is power

6 5196

How many types of lightings are there

2 2906

sir, my question is that if we start any three phase induction motor with star connection.will be current taken ? please send a formula.

4 6528

why 1.7Uo for HV cable Hi pot test?IE standard why?

1298

IF % IMPEDANCE OF A TRANSFORMER IS INCREASED FROM 5.8% TO 8% HOW MUCH THE EFFICIENCY OF THE TRANSFORMER WILL COME DOWN?

1472

How much ampere rating on LT side of distribution transformer and also on HT side of 200KVA transformer

2 10079

How to solve the problem of low voltage at consumer end in distribution system if one phase come low voltage of transformer

1 2252

What is the difference when selecting a cable between AC and DC current?

13 46010

STATE WORKING OF VACCUM CIRCUIT BRAKER?

979

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ABB Electrical Engineering Interview Questions


Un-Answered Questions

How can I read a binary data file properly?

121


What is task list?

104


how you can define coal ?

139


Where is the Deletion Flag or Indicator used in archiving process?

2307


WHICH IS IMPORTANT IN BUSINESS ETHICS OR PROFIT ?

929






Can I encode mathematics using XML?

107


How long does a system restore take windows 7?

57


What is the difference between realloc() and free() in C++?

116


How to sanitize a value manually?

105


what is the maximum number of parameters allowed in clp?

186


What is the purpose of RawComparator interface?

444


What is the difference between local and central version operating modes?

540


Differentiate between late binding and early binding.

109


What is body in HTML document?

114


how can we compare descriptive programing with a regular expression

1414