Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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Engineering Interview Questions

Questions Answers Views Company eMail

Explain how you can give the overload setting to any Motor Protection Relay for a HT motors with formula and example?

2 7133

Why restricted earth fault protection is needed? Why can’t differential Protection is sufficient?

3 18998

. What should be the minimum and maximum ohmic value for earthing?

1 4502

Why DC Currents are not used in transformer?

4 7863

What is the Frequency while we step up the voltage from 220V to 11KV? Is it possible? Explain it?

2 4671

As per the theory current doesn’t flows in Neutral, but practically it is not applicable, explain why?

3 6852

How to take the Vector Group Test in Transformer? What is the purpose of doing Vector Group Test?

2 4783

. Why the transmission lines are in 11kV, 22kV, 33kv, and why not 10kV, 20kV, 30kV?

3 10410

Why do we generate 3 Phase AC Supply? It is possible to generate 4 Phase and 5 Phase explain it?

3 7614

Explain why the Voltage drop will happen in 3 Phase line?

2 5443

What is the equipment used to control the generator output?

4 6345

What are the factors to be considered during the Synchronization?

3 6232

What should be value of Circuit breaker operating time and tripping time?

3 6636

Why the CT Secondary is rated as 5A generally?

2 6898

At which time Synchronous generator act as a Synchronous Condenser?

4 9115

Un-Answered Questions { Engineering }

1)what is the function of a frequency inverter? 2)If a few frequency inverter are connected onto a device network,what are the two setting that will ensure the frequency inverter work properly on the network. 3)whats is the name of the input sensor for weigher? 4)How to confirm that the load cellis faulty? 5)Describe briefly the steps to validate that the weigher is working properly? 6)Describe the procedure to validate the flowmeter accuracy? 7)Describe briefly the steps to validate that the tempreture sensor/transformer is working properly. 8)what is the adjustment that need to be done when you are calibrating the temperature transmitter ? 9)what are the safety measures to be taken before disconnecting motor for rewinding. 10)whats is the synchronous speed in rpm of typical 4pole 50hz motor? 11)whats is the formula for kw, ohm's law 12)if a 3phase motor is rated 3kw,415vac,what is it's rated ampere?

1799

Define blouson?

mechanical question for the insrumentation

1043

WHY IS THE EARTH FAULT CURRENT ALWAYS LESS THAN THE NORMAL CURRENT??

2178

What is seam?

write a c program which accepts input as Anu.B.Kapoor and gives output as:Kapoor.A.B plz send me the ans

1612

An inversion is an array of numbers is any pair (i,j) such that iA[j]. What is the average number of inversions in an array of n distinct numbers? plz GIVE ME SOLUTION

1847

wt is dynamic coupling????

1902

do u know about Publishing and Task in catia v5

1793

What is construction mitigation management?

2270

boolean isBadBoy(boolean hasGirlFriend , boolean isMarried, int age , String middleName , String lastName , String[] brotherName);

2066

how to absorb to site basic corrections? which are the important correction?

1429

Tell us what is asymmetrical?

WHAT IS THE WORKING PRINCIPLE OF A GENERATER.how is a GTG (Gas TURBANE Generater) working.plz explane

2471

What are the different types of civil engineering?

1097

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