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

what is meant by HT<?

5 8478

i am swathi, b.tech 4th year. In smps(switched mode power supply)we are using diodes,mosfets,igbts for controling of current. And my question is why we did not use thyristors(scr)? it is also act as a switch,then what is the drawback of scr as compared to above transisters> if we use the scr,then what is happening ? plz give reply as soon as possible bcoz i am doing project on smps. plz frnds i want ans for that. if anybody know the ans plz send to my e-mail id /swathi.tadakapally@gmail.com/

EEE, TCS,

5 11001

Please explain about FAT? What is the difference between FAT and SAT?

IBM,

6 33393

what is the VVVFD and?

4 14094

how to cal calculate capacitance in DC Circuit

1 4045

how to calculate the current capacity of a wire if its dimension in Square mm is given

TATA,

1 5135

sir,please give me some exam paper for referance. Thanks & Regards,

ONGC,

2158

wat is the optimum mix design for M25 grade of concrete ? is the ratio 1:1.5:3.65 correct?

ACC,

7 34688

On what principle reluctance motors work?

1 3984

What is the difference between magnetic loading and electric loading of a machine?

2 36625

How the size of electic machine vary with the sped? Between slow and fast running machines of equal ratings, which one is more economical to design?

1 3495

what is the relation between frequency and inductive reactance in a d.c supply?

L&T,

2 7027

Why machines are avoided to work is saturation region of B- H curve?

3 5880

Why different values of B’s (magnetic flux density) are chosen for DC machines and Induction Motors?

1 3236

How the output,losses and temperature of machines varies with linear dimension?

1 4904

Un-Answered Questions { Engineering }

how we select ac fuse rating of an power inverter???

1890

I am interested to know what does 15 KVA DG set actually means? If I dont know the DG rating, is it possible to identify KW by simply knowing the diesel consumption?

2172

what are the reseach done by itc brfore launching e-copal

1874

1) can any one tell how dozer transmission system power terrain --track

2566

Why space heater is required for each verical bus bar chamber? if one space heater is adequate or not for anti condensation?

2548

WHAT IS MOBILE SUB-STATION? & REALLY BENEFIT IN INDIA

2077

What are the protections in a Diesel generator Engine?

2262

Can u send me a sample Final year CSE student 'RESUME' for campus placement to following mail id: aspnetworks@gmail.com

3727

WHAT IS THE NAMESPACE FOR CUSTOMCONTROL AND USER CONTROL IN ASP.NET?

2120

In Air circuit breaker LSIG protection unit is used. Without fault in cables (2 runs 3Cx150Sq.mm Copper, 1Kv grade, XPLE armored cable IR value is more than 550Mohm @ 500V Megger) and load section Long time Overcurrent protection is triggers and trips the unit. We changed LSIG protection with new factory tested unit. Even then fault is persisting. Please suggest the possible causes

808

Hi,I got a call from vssc,kerala for the technical assistant in automobile,would u suggest me how to prepare for this,quickly

6111

where are following valves are applicable to install. can any valve be installed any line. globe valve butterfly valve boll valve gate valve

1772

What does a pump develop? Give reason to support your answer.

1259

Name the modulation techniques.

1116

hi friends.any one tell me pattern for mt exam for steel plant..plz plz plz..

1846

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