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

HOW TO DESIGN THE body EARTH cable(Copper Conductor) size for 60KVA UPS?

ANZ,

2001

How to measure the earth resistance value in a concrete pavement(flood light area)?

ANZ, Watt,

2224

You are looking at the RS-485-side of an RS-232/RS-485 converter and the power supply voltage for the converter is +5V. Under idle conditions (no transmission), and assuming you have enabled the RS-485 output: what would you expect at: (a) Output A measured against output B (b) Output A measured against ground (c) Output B measured against ground

EIT,

1 7225

Profibus DP is a multi-master system. Would it work on RS-485 4W or not, and justify your answer

EIT,

1 9999

What are the maximum packet size of: a) HART b) Profibus DP c)Profibus PA d) DeviceNet e) Foundation Fieldbus

EIT,

5867

Is there’s power on the bus (if so, state whether on the signal bus, or on a separate in the following: a) HART b) Profibus DP c) Profibus PA d) DeviceNet e) Foundation Fieldbus

EIT,

1 4609

why steel is used in r.c.c why steel is used in r.c.c

5 20676

what ratio of cement and sand we used for making cover

4 7713

What kinds of decision are made about CT from it's Knee point(voltage & current)?

2 5089

calculate qty of sand in 15 mm plaster for 100 sqm.

NHPC, Vellapally,

5 25950

Is single load(eg: three phase motor) having all the components like positive,negative,zero sequence components during fault condition?

1831

what is difference between cpp electrical system and refinery electrical system

2306

What is the GNA & MNA in armature reaction of Dc Generator

Khetan,

2 22870

write a program for reverse a given string?

Infosys,

2073

what is difference between dry and flooded type chiller?

2412

Un-Answered Questions { Engineering }

what does the track parameter mean in staad.pro?

6087

Name the sheet metal hand tools?

1091

1.what is the difference between ct and cvt? 2.what is the difference between pt and cvt? 3.what is the difference between relays and circuit breakers?

2761

What are the two basic modes in which the 555 timer operates?

1176

Explain the different printing techniques?

I am a mechanical student.And have cleared the written for NTPC. Please suggest what and how to prepare for the interview.i have got only 2-3 weeks in hand.

1951

Define what is demodulation?

1253

Differences between Java and C++? which is faster?

2140

What is effect of over voltage and under voltage on ACB

1996

Define fashion color?

What are the functions of temperature scanner in power transformer?

2190

What were vacuum tubes used for?

1088

3. Tell me about a time when you had too many things to do and you were required to prioritize your tasks.

2078

why data registers are needed in PLC ?

2715

oil field interview question

7024

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