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

to acheve the IP 65 protection class does it is mandatory to apply silicon grease?

1430

How many TRx use in one BSC.

15 45644

I want to know about DDCMIS in detail ? please explain it. Also give name of reference books in which it is explained in detail in very simple manner.

3301

what is the differnce b/w voltage and current

Steel Plant,

8 9922

what is the cast iron grade of composition of c-3.06% , Mn- 0.48% , Si-2.38% , S-0.088% , P-0.092% , Cr-0.12% , Ni- 0.012% , Mo-0.00%

L&T,

1646

how bricks are consumed one cubic metre

1 3095

what do u understand from filter factor of reactor?

1532

what is the harmonics.

DLF,

3 4691

what is ratio of M40?

6 9734

what is the difference between earth and neutral.

DLF,

9 9943

What will be the direction of rotation of a Alternator in case it goes in motoring action when connected with grid ?

DVC, NTPC,

6 11232

what is mean dual combustion turbocharged?

CAT,

2 5144

There is no such thing as a Generator. All power generating devices are Alternator since both generate alternating current since this is the only way electrical power can be generated. In "generators" the alternating current is converted into DC inside the housing of the "generator" in order to give out DC Do you agree? If not please educate me. How else is DC generated if not like above?

2 3678

For raft 3000mm thickness with T25150 mesh reinf in top and bottom what diameter can be used for chair to support mesh reinforcement

4 6978

Why we provide hair pin for shed

ABC,

1918

Un-Answered Questions { Engineering }

Explain what do you mean by balanced color way?

I am designing new project sub station with 220 kV / 11 kV, 40 MVA capacity. This project have many recifier sets, which can generate 3rd harmonics. Now I have to select vector group of This transformer. To minimise 3rd harmonics, what care should I take in selection of Transformer Vecrtor group? If it is Y-Y with open Delta tertiary then what should be the rating & voltage of Tertiary Winding?

1455

How can we choose the rating of submersible motors

2169

What will be the sql query to list the employee names those are getting 3rd highest salary ?

1300

What types domain of laplace transforms? What behavior can laplace transform predict how the system work?

674

hi plz send me reliance placement papers..i.e electrical technical papers that have been asked in reliance test.

2471

what will be the min curvature ratio for Round Bar dia. 1” size in material grade AISI 4330, Yield strength 115KSI Tensile 140KSI?

1574

what is interlock system and why we use of this?

1449

How much cement and sand are required for 1 square feet of plaster at a thickness of 15 mm at a ratio of 1:4?

1195

Definition of reverse and acting controllers:

1834

Floor tile measurement? Wall to wall or skirting to skirting

1375

HOW MANY PSI CAN REACH THE SCHEDULE 20,40,80 PIPES? GI,BI (CAPACITY OF PIPES)

1681

i am going to visa second time i was rejected on 15-07-08 and on 14-08-08 i am attending visa again with another university.so what would be the good answer if they asks that why you have changed the university?

1848

How much current will a 5 HP delta connected motor at no load will take?Is tat need a starter

6711

what is the reactance,capacitance & impedence electrical armoured & unarmored Cables.

1629

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