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L&T Instrumentation Interview Questions
Questions Answers Views Company eMail

please send me hpcl placement papers

13 14687

Paper Details: company -- Hindustan Copper Limited post -- GET 2008 Date -- 03.08.2008 Dept.-- Electronics?Instrumentation Aptitude -- 70 Technical-- 80 Total Time -- 2hr 30min I have listed the question I could able to remember 1. BCD equivalent of 43 2. value of K for stability of a system from a given equation 3. transformer connection for darlington connection 4. damping of balastic galvanometer 5. advantage of chart-pen recorder over CRo 6. CRO - how to change bandwidth 7. questions on CRO construction 8. reverse saturation current of si diode 9. advantage of wire wound resistance over carbon resistance 10. core material for a small coil 11. max fanout-- TTL/ECL/CMOS/MOS 12. component of resistance of monolithic IC 13. functions of capacitors in multivibrators 14. to change a sawtooth signal into a square wave we use-- schmit trigger/ schottkey diode/ zener diode 15. relation b/w á & â in transistor ckt 16. function of SiO2 layer in fabrication 17. 3 questions on ODD MAN OUT

2 4155

what happens when the profibus fails while in operation (operation of a valve)?

5 9516

Difine flashing , Cavitaion & Noise? how to minimize these effects

3 6864

How is plc installing done

3 5739





tell me about the instrumentation,what is the actual need of it ?what are the characteristics of a IC engineer ?

11 10895

any body tell me ,contol valve has how many cheractristic? explain it.

6 7270

what is the difference between PLC & DCS

16 20774

In Increasing temperature why thermocouple used and RTD is not used. Both RTD and Thermocouple have in Range of uses.

5 11057

what's the minimum level required of SIL (safety integrity level)to use fire and gas system?

2 5077

What is trim material . Why it is known as trim.

1 4959

what is the different between plc and dcs ? I know full name of this two but I want to know what structure and working style and speed I/O capacity and controller difference?

2 13777

how we can calibrate an Interface level transmitter online

2 7301

Which is your favourite subject & explain any one topic of it.

8089

Which topics are covered in Process Control?

1326

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L&T Instrumentation Interview Questions


Un-Answered Questions

Name the methods present in the dependencyobject?

59


Tell me how many planets are now in the solar system?

72


How do you create a program in excel?

99


In a UPSR what is the limit on the number of nodes that form the ring?

1229


Define openstack?

1






What commands can I use in command prompt?

202


Can we have more than one faces-config.xml files in jsf?

28


1) Test summary contains ? 2) Requirement Tracebility means ? 3) Test Effort contains ? 4) Test Planning Productivity ? 5) Metrics should be caluclated ? 6) Interest rate Rsik is a type ? 7) Test analysis and Design process task? 8) secured loan is a part of Liability (or) assest in a balance sheet? 9) Money Market means? 10) a ------ specifies all of the terms of a loan and the obligations borrower ? 11) what is a primary market is ? 12) Quality of Testing measure with ? 13) Company has a share with facevalue 10 rs/- and NAV of 37 after comapny has given Dividend of 35 % then How much NAV become ? ( I don't know what is NAV means, question overall Idea I am giving not 100% perfect ) the potions for these are 1) 33 2) 33.50 3) 37 4) 42 14) one compay has taken 10 million loan from a bank for a Interest rate is 10 % and base amount is 0.4% so how much they had paid monthly Emi ? they provideansews like 1) 100000 2) 114000 3) 140000 4) 104000 Remaing questions I not remember.

1982


When the get cursor command used in interactive lists?

298


Why is database used?

202


I have a table Events Events containing cardno,time,id,name--each id has a cardno my requirement is every day each employee swipe the card several times i want to calculate first and last time of each card the output should be name 1 2 6 7 in out in out holiday holiday xxx 09:30 06:30 09:40 06:45 where 1,2...... are dates for example january 1,2, etc. 6 and 7 are saturday and sunday how it is posssible

1513


How do I set tabs between the fields in display?

262


Draw bode plot of any transfer function. Why is plotting bode necessary?

1477


What is the use of ngfor directive in angular?

198


what is t-code for co-pa? : co-pa

345