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

why restricted earth fault protection can not operate for phase faults??as there will be a current in secondary of ct,when a phase fault occurs!

GMR,

1 3067

Why not connect relay Y phase for over current and earth fault

HB,

1 4200

difference between minor and major bridge.

Aecom, Bhel,

5 56253

what is the procedure for batching plant calibration??????

BCET,

1 7955

any one tell me what is the volumetric ratio and weigh bathing ratio of 6000 psi concrete. plz help me on this matter.

1 2824

Why we are using 4-20 mA as Analog signal transmission other than 3 to 19 or 2 to 18 or 6 to 22 like wise ? What is the reason behind using 4 & 20 mA? Can anyone give proper technical reply ?

Air Liquide,

5 12403

What is dynamo?How it works and what is the function of dynamo in a DG.

2598

How to get KWH,Voltage & current datas from 2KVA hybrid inverter to my computer

2034

As a foreign applicant, what do you understand about our company before sending your application CV for consideration?

Nexel,

3654

why should we use 20mm graded metal only in vrcc?why we shouldnot use 40mm metal?

2 11195

how lap length is increased with increase of Grade of steel?

2 27081

why in an industry; machine having rated 200 h.p stopped after power factor is maintained above 0.97 lag by control panel in view-of energy saving

HCL,

2194

What is dynamo?How it works and what is the function of dynamo in a DG.

Amrapali,

3 13177

what is the formula to get the 3 phase motor winding resistance? for example, i have 460v and 3A ? what would be the per phase winding resistance? thank you..

Sabic,

4 8445

where the use of direct action control valve?

2 5980

Un-Answered Questions { Engineering }

What are the minerals needed to make or build a car?

1129

What are the advantages of a three-phase system over a single-phase system?

1127

if dia of slab beam bar is38mm what its clear cover any method of provide clear cover

2065

HELLO EVERYONE ON YAHOO , I'M IN NIGERIA AND I Will LIKE TO MOVE AND WORK IN CANADA , ANY SKILLED WORK IS OK BY ME AND THE PERSON WILL PAY THE BILL FOR IT, I WILL SERVE THE PERSON FOR THE EXPENSES.......... LOVE TO READ FROM YOU SOONEST AS YOU WISH TO HELP ME OUT

1878

significance of specific surface area of particles?

2277

hey, i am confused with ece n cse..both attract me the same..just that wich one has higher placements n pay pakages n which one has higher scope after doing mba??..reply urgently..

1896

can mini-curcuit supply MIL-tested transformer !

2145

Compare and Contrast- Diffusion and Drift Mechanisms

1397

Define ics?

what is the basic need for designing the bottle filling machines

2303

in single phase converter, the no.of scr's conducting during overlap a)1 b)2 c)3 d)4

2080

Why an electric field is produced in a depletion region of a p-n junction?

1197

I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?

1882

what is load despatching

2242

I want to know the questions asked in ONGC interview(after being selected in the written exam) for Instrumentation branch.Kindly help.

2275

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