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BARC Electrical Engineering Interview Questions
Questions Answers Views Company eMail

how to change the load sharing between two synchronized identical alternators when both are running with Diesel engine? assume both are feeding to same feeder?

1 1581

What happen when ct secondary are open circuited? why same thing is not happen in ordinary transformer?

3 5312

difference between over current and over load protection?

5 11247

explain working of differential protection for a transformer?

1 2397

derive DC RMS value for half wave rectifier?

2224





what is droop control?

1092

what do u understand about FACTS? how they are useful?

1033

what is significance of B-H curve? how it differs form ordinary transformers to Amorphous Transformer?

2 19979

explain with diagram how to protect transformers and substations from over current with help of CT's?

1070

how oil in the MOCB was reduced compared with OCB? what are the features of the MOCB?

1836

Why carbon brushes are used in motors?

6 7255

Why induction motor is widely used in industry

1720

The advantages of Magnetic flux leakage technique over Ultrasonic technique for non distructive testing of material.

997

What are the probable causes for failure of heating elements

4 14873

Meaning of ingrace protection for motor.for ex IPXY

1694

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Un-Answered Questions

What is the purpose of windows operating system?

78


can I improve the furnace power factor (10 mva transformer) by adding a capacitor bank before the transformer.Does system power factor vary a lot with the furnace PF?

1024


How do you check your ip address?

116


A solar collection has been installed to heat water. A large water tank has a volume of 5.0 x 105 cm3. The area of the solar collectors is 8m2. (2 meters by 3 meters). If the water in the tank starts out with a temperature of 30°C in the morning, what is its temperature in the evening after the sun has set?

1092


How will you convert the string ’51.2’ to a float value in the price column?

118






What is the highest-level event class of the event-delegation model?

112


When do you choose a list over a tuple?

119


How to create setup file in visual studio 2017 for wpf application?

26


What is ‘this’ keyword in JavaScript?

161


How to share printer through ftp(fire transfer protocol)?

127


What is aws?

1


Is sql the best database?

88


How to Calculate an angle from two points?

974


Explain the difference between informat and format with an example.

144


Explain what a clipping mask?

1