Engineering Interview Questions
Questions Answers Views Company eMail

I have 200 KVA Isolation Transformer for UPS input side. & ups was having 48% load, suddenly got short what will be the reason.

Mukand,

1 2281

how a.c. genarator control power factor when its conected to grid supply by incrising or decresing excitation voltage.

1 2677

what reason of line current and phase current in star connection and line current and phase current not equal in delta connection?

Suparco,

1546

Why D.C Voltage used in Meggering...as well as in Hipot test? why not A.C?

2 4662

What will be the capacity of the generator set which can be used for my 2 ton window air conditioner ?

1 2729

applications of plc in printing and packaging?

1657

At what voltage domestic tubelight works?

Cigfil, L&T, MNC,

2 7224

what is protonics how it is differ from electronics

1 5742

As we know induction squirrel cage motor torque Directly praprortinal to applied voltage in star connection & delta also. If I connect 55KW Motor to DOL starter in load condition does motor withstand the load & what will be the current withdrawn ? motor will not fail ?

1376

What is the selection criteria of Natural Draught Cooling Tower and Induced Draught Cooling Tower . Where we prefer NDCT and where IDCT.

IRCTC, Lanco,

4 14202

why generally transformer are in star to delta

3 4398

GIVE BRIEF DESCRIPTION ABOUT "DCS"

2 4675

Is it benefitial to supply 210v ac to lighting fixtures instead of 240v ac?

2 3276

Can I use 1 phase power supply to run 3 phase motor? If yes, how?

Enercon,

6 6705

Can I use 1 phase power supply to run 3 phase motor? If yes, how?

6 6042


Un-Answered Questions { Engineering }

what is density of 20mm coarse aggregate.plz send answer my below adress e.mail

1593


1.What will be stored in online ups EPROM IC?

1580


hai i A neelakanteswara rao ,selected for the interview on 15th july 2008. I completed my diploma in chemical engineering.let me know how to face the interview& the type of technical questions.

1749


What is hard switching of the thyristor?

817


In tower foundation, on the time of 3 mtr pit RCC casting if water and mud is their surface of PCC then what will be do?

1961






how will you check torque value during Factory acceptance Test for control valve/ESD ON/OFF VALE how will you confirm this torque value is being correct, Which document will you be refer.

1978


how to calculate the total flow in square root

1717


How catalyst converter works?

2693


What are the different methods of dyeing?

3


i need the placement paper of ford IT service...

1514


Isometric drawings are generated during _________________ phase of a project

1595


What do you mean by transformation ratio of instrument transformer?

613


i am having information technology branh ....... can i prepare for psu exam

1708


What are the differences between incompressible and compressible flows?

660


Hi all, Pls find the bellow mentioned interview questions related to hp-unix. 1. Job Scheduling; mainly crontab, at, batch command 2. Backup stetegy; incremental, full system back up; diff between tar & ufsdump 3. diff between hard link & softlink 4. How to list only the directories inside a directory (Ans. ls -l|grep "^d") 5. RAID levels; pros & cons of diffrent levels; what is RAID 1+0 6. How to recover a system whose root password has lost? 7. What is a daemon? 8. How to put a job in background & bring it to foreground? 9. What is default permissions for others in a file? 10. Questions on shell initialization scripts? 11. Questions on restricted shell 12. What is diff betwn grep & find? 13. What is egrep? 14. Questions on shell programming 15. What is a pipe? 16. Questions on Solaris patch management like pkgadd etc Thnaks & Regards Biswanath Das Email ID:biswanath_das84@yahoo.com

1922