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

in shunt clippers why a resistor is used in sereis with the input

2100

How would you relate your key competencies to this position?

2221

is it possible to start a motor in felid connected to a remote mcc

BIET,

1938

why is used for starters for staring motors?

Amrapali, L&T,

6 9424

why is fan rotating slow speed, what is the problem?

4 7498

What purpose to use damper pulley to engine?

Cummins,

5 14229

1. Can a 12v DC choke operate a 60v/12w PL lamp ? 2. Can a 230v ballast fire / operate a 60v/12w PL lamps.

ICS Integrated Computer Solutions,

2203

why battery dc voltage become Half when we check with respect to ground for example 120volts + and - terminals and when we check + terminal with Earth thats 60volts why 60volts same result on 24Volts and with ground 12Volts only expert answer that thanks we can not ground the battery.

Etimaad,

2 5198

In a incandescent bulb, if the glass is punctured, and then power is supplied, the tungsten filament blows up with a flash.Why?

2 5291

xlpe cable 4 core nuetral wire is small why ?

3 5192

what is ATS?and its function or operation in power system with its layout.

DLF,

1 4304

1.what is the reason for transformer and lightning arrester blast in 33kv system

ABB,

3095

why we provide plastic sheet under lean concrete/pcc.?

2 26377

how do we calculate the quantity cement,sand, & aggregate for M20,M15 for 10cum.

Opera, Raheja, Star,

7 25723

How to connect a ELCB with contactor and relay ?

2358

Un-Answered Questions { Engineering }

Give idea about General Engineering. From which book i can study this topic. Pl. reply me via email. My email is ravi@bhelhwr.co.in, also give the name of book/website, from where i can prepare it.

2057

what is the principle of operation of tungstun bulb ??

1830

we are going to install a solar PV site and how can we calculate PV Solar Panel Efficiency, can anybody tell me complete method for its calculation.

2129

i am looking for a 4 kw immersion water heater /in the USA is this a 220 system or 240

1048

sir,i am golng to attend BHEL supervisor trainee personal interview on 11 sept.anyone share me that how could i perform well in interview& what they would expect from me. thank you.

3834

What is open loop and control loop systems?

1135

Define notching?

What are the areas where I need to make improvement? (Please provide examples and suggestions for improvement).

1614

Classify drilling machines.

1168

What happens if the series current double?

1477

What is a texture?

- two pumps must work with them at the same time but if the first pump start the second pump must delayed for some time to start also , with motor rated power = 90 KW and rated voltage = 380 V and rated power factor = 0.85 lag please draw the power and control circuit for it and determine all circuit components parameters that you use it

2746

How to calculate Ith (I thermal) for curent transformer

2086

Explain what are the skills required to become an architect?

1169

Starting current of a 10 HP induction Motor is ______ time’s full load current.

2931

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