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BARC Interview Questions
Questions Answers Views Company eMail

what is quality factor in series resonance circuit and calculate the factor of voltage magnification? how it happens?

1457

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 2711

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

3 6677

difference between over current and over load protection?

5 13128

explain working of differential protection for a transformer?

1 3185

derive DC RMS value for half wave rectifier?

2686

what is droop control?

1608

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

1512

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

2 21993

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

1471

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

2309

what is warm up time in power supplies and why it is required ?

1562

Why carbon brushes are used in motors?

6 9239

Why induction motor is widely used in industry

2235

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

1471

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Un-Answered Questions

Scenario-based testing Option 1 concentrates on actor and software interaction Option 2 misses errors in specifications Option 3 misses errors in subsystem interactions Option 4 Both 1 abd 2

3006


minimum how many years of experience your company wants

1412


Has factoring been getting easier?

534


Why polymorphism is used in oops?

563


How do you find the second largest element in an array of integers?

534






Can you explain cics transaction gateway?

585


Given, T1=600C, constant temperature of wall 800 , length of wit exchanger L=3m, dia=25 mm, Cp=14.91 KJ/kg.K, density ρ=914 kg/m3,mean velocity vm= 2 m/s, film heat transfer coefficient hf=72 Kcal/h.m2.K, what is the outlet temperature?

1576


Define step response?

626


what are the global properties security levels?

5


Can php replace javascript?

518


What is the prototype of printf function?

610


Name the property for controlling the image repetition of the background.

267


Can dictionary have a duplicate keys ?

486


Why should you care about objects and object-oriented testing?

1896


Gegger is used in foundry for the purpose of____________

1681