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Sunday, December 13, 2009

self-evaluation for any examinee

did i attend most of the classes for a subject?

did i discuss my difficulties with the concerned teachers?

did i follow at least 2 standard text-books on the subject?

Friday, December 11, 2009

Suggested Readings for Engg. Physics







For the 1st semester course, you may follow : Dr.Amal Chakraborty & Das to save time, all worked-out example are most important for exam.



Wednesday, December 9, 2009

Manage exams: the vital suggestion

1. make chapterwise Concepts and Formulae chart for quick revision
2. revise everything in a paper by 2-3 hours on a daily basis: key-terms and basic math. formulae in a chapter are most important,
3. pray to God through meditation for 15 minutes everyday

God bless...

Professionalism in a few words...

1. high level of confidentiality,
2. personal honesty and professional integrity,
3.respect for others in words and deeds,
4. silent work truly benefits the organization,
5. never to lose cool, as patience only can solve all problems,
6. in hard days : silent devoted prayer to God is the only answer.

God bless...

Friday, November 27, 2009

Examination Stress : how to face it?

1. focus on the fundamentals of each subject: a twisted problem can be solved, if your concepts are very clear
2. try to UNDERSTAND and solve numericals, especially the SOLVED EXAMPLES portion from at least 2 good books
3. have confidence in yourself: that you also can do things, as others do
4. have a quick revision of each paper and spend 20% of your study time to think about the technical details for good memory-retention: THIS STEP IS EXTREMELY IMPORTANT.
5. YOU MAY SELECTIVELY LEAVE SOME COMPLEX TOPICS
6. PREVIOUS YEARS' PAPER MUST BE CONSULTED TO PLAN YOUR FOCUS BEFORE THE EXAMS
7. YOU MAY TAKE SOME MULTIVITAMIN FOR HEALTH
8. DRINK LARGE QUANTITY OF WATER FOR FITNESS
9. TAKE YOGIC EXERCISE TO FEEL STRONG
10. BE COOL ALL THE TIME...

Thursday, November 26, 2009

M-circles and N-circles in control systems






















Control systems (EI and ECE)

Suggested Readings on Control Systems( EI and ECE )

Books to be consulted:
1. Saeed Hasan
2. D. Roychoudhury
3. BS Manke
4. AK Jairath

For both EI and ECE :

5. Modeling of systems, Difference between Closed Loop and Open loop systems, Block Diagram Reduction, and Mason’s gain formula for Signal Flow Graphs are very important

6. Solve as many numericals as possible from Routh-Hurwitz criterion( if possible pl. refer to the book by AK Jairath)

7. Drawing of Bode Plot and finding GM and PM is most important for exams.

8. Finding Transfer Function from a given Bode magnitude plot is also important(refer. AK Jairath)

9. Cover all the sub-topics on Root-locus to be able to solve any problem on Root-locus , as a question on Root-locus(similar to solved examples of BS Manke’s book) will be given. Finding the intersection will the imaginary axis is very important, along with finding centroid etc.)

10. Pl. try to memorize standard polar plots so that problem on Nyquist Plot could be solved( pl.note that the solution is really time-consuming)

11. A highly scoring area is : time-response analysis from 2 questions are expected)

12. Realization of PID control etc. should be covered from Ogata’s book, in addition to s-domain analysis

13. You can expect one numerical problem from Lead or Lag compensator design

For ECE students some additional topics need be studied seriously:

1. describing function analysis and phase plane analysis is most important
2. one problem on Lyapunov Stability is expected
3. problems on z-transform and inverse z-transform are really important
4. Highest importance needs be attached to problems on State Variable Analysis:
Solution of state equation, finding transfer matrix, finding state model from a given transfer function, test for controllability and observability should be at your focus