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Engineering Interview Questions
Questions Answers Views Company eMail

how much current capacity of 300 sq. mm cable (4 core aluminium) and 150 sq. mm cable ( 4 core aluminium)

Bhel, RR Kabel,

3 27542

how much current capacity 250 amp. mccb please tell me about whats are the reasons to trip 2 or 3 times in a night. and what are the steps to short out this problem

Havells,

1 4470

What is the difference between power,voltage,current? and with example

 3 4125

How to calculate the copper in HT motors if KW, RPM & Voltage is given

Control Dynamics, NTPC,

2599

Can you any explain about active,reactive and apparent power in power system with example.

 1 2082

HOW TO SET THE EARTH FAULT SETTINGS IN ACB????????????

General Electric,

1701

1. why steel used in concrete

 7 9853

I want to calculate the footing 90ยบ L bend as a techincaly

Construction, L&T,

1749

what is diffrence between catchment area,watershed and basin?

gdcl, Kalpataru,

2500

how many jack required in1sqm area

 2 5634

In UPS, battery connections if parallel connection given, what will happen?

 2 3737

when we select buildup beam

 1 3630

Why earthing done?

CBRE,

1 4476

What is a fuse? How does it work? What are materials used?

 1538

3) How earthing is done? How it measured? Write the method for earthing? How the earth resistance is kept low?

Innovative Energy,

1 4226

Un-Answered Questions { Engineering }

Explain the causes of the exhaust valve leakage.

1569

how current is reverse from its normal direction during the fault?

2000

With a phasor diagram show the effect of increasing the field current of a generator supplying a constant real power and connected to a grid system.

1515

for a column of size 400*230mm column reinforcement= 8-20x(cant write the symbol,i hope u guys undersstand,something like (fi) column stirups=8x@(4l) 230c/c 1)what does these mean 2)how to calculate quantity of steel for this column(ceiling height 11 ft)

1790

temperature transmitter range o to 100c over range set value 21.6ma if you give source on the field transmitter showing iop out put also 21.6ma but dcs not showing iop samething if you simulat from hart 21.6ma in dcs showing iop how its possible?

2047




Explain in wave guides tem wave propagation is not exit, give the physical interpretation?

520

Can any one send me the syllabus for RRB Chennai, for section engineer, mechanical. mail it to mail Id vijaymahantesh.sk@gmail.com

1594

Explain about a light bulb

611

what is the method of earthing of a transformer using electrodes?

1729

How the GATE rank calculated?and whats the importance of GATE SCORE?And how it calculated?

1646

What is raito of coolent level in DG

1662

WHAT IS THE ELLIGIBILITY FOR ADMISSIONS IN NITS

1431

I have an plot with area 35*47 = 182.77 sq yards. Out of this iam planning to construct house with 1350 sqfeet each floor .iwanted to build a G+2 house.Need cost estimation for each item

1415

What is rccs? What is its lifespan?

616

why on delay timer used for fully automatic star delta starter?

1216

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