Mech 3-1 OR

        All Materials regarding to B.tech R-20 in Mechanical Engineering in 3rd Year 1st Semester with unit wise for Every Subjects are available.


👇👇Scroll Down for Important Questions and Topics Unit Wise 👇👇


 Mech 3-1 OR
S.NoChapters / UnitsDownload Link
1Unit 1Download
2Unit 2Download
3Unit 3Download
4Unit 4Download
5Unit 5Download  / Part B


Mech 3-1 OR Important Topics Questions

UNIT– I: 

INTRODUCTION - definition– characteristics and phases – types of operation research models –
applications. 
LINEAR PROGRAMMING: Problem formulation – graphical solution – simplex method –
artificial variables techniques -two–phase method, big-M method – duality principle.

UNIT– II: 

TRANSPORTATION PROBLEM: Formulation – optimal solution, unbalanced transportation 
problem – degeneracy, assignment problem – formulation – optimal solution - variants of 
assignment problem- travelling salesman problem. 
SEQUENCING – Introduction – flow –shop sequencing – n jobs through two machines – n jobs 
through three machines – job shop sequencing – two jobs through ‘m’ machines.

UNIT– III: 

REPLACEMENT THEORY: Introduction – replacement of items that deteriorate with time –when money value is not counted and counted – replacement of items that fail completely, group 
replacement. 
GAME THEORY: Introduction – mini. max (max. mini) – criterion and optimal strategy – solution 
of games with saddle points – rectangular games without saddle points – 2 x 2 games – dominance 
principle – m x 2 & 2 x n games -graphical method.

UNIT– IV: 

WAITING LINES: Introduction – single channel – poison arrivals – exponential service times –
with infinite population and finite population models– multichannel – poison arrivals – exponential 
service times with infinite population single channel. 
PROJECT MANAGEMENT: Basics for construction of network diagram, Program Evaluation 
and Review Technique (PERT), Critical Path Method (CPM) – PERT Vs. CPM, determination of 
floats- Project crashing and its procedure.

UNIT– V: 

DYNAMIC PROGRAMMING: Introduction – Bellman’s principle of optimality – applications of 
dynamic programming-shortest path problem – linear programming problem. 
SIMULATION: Definition – types of simulation models – phases of simulation– applications of 
simulation – inventory and queuing problems – advantages and disadvantages. 

TEXT BOOKS: 

1. Operations Research-An Introduction/Hamdy A Taha/Pearson publishers 
2. Operations Research –Theory & publications / S.D.Sharma-Kedarnath/McMillan 
publishers India Ltd. 

REFERENCES: 
1. Introduction to O.R/Hiller & Libermann/TMH 
2. Operations Research /A.M. Natarajan, P. Balasubramani, A. Tamilarasi /Pearson 
Education. 
3. Operations Research: Methods & Problems / Maurice Saseini, Arhur Yaspan & Lawrence 
Friedman/Wiley 
4. Operations Research / R.Pannerselvam/ PHI Publications. 
5. Operations Research / Wagner/ PHI Publications. 
6. Operation Research /J.K.Sharma/Macmillan Publ. 
7. Operations Research/ Pai/ Oxford Publications 
8. Operations Research/S Kalavathy / Vikas Publishers 
9. Operations Research / DS Cheema/University Science Press 
10. Operations Research / Ravindran, Philips, Solberg / Wiley publishers


Disclaimer :
We are not responsible for any loss of data /or any other information by visiting this website. We just providing previous papers to help the students who need previous papers to prepare themselves. This downloaded from internet source just to education purpose only. 
Thank you.



Feel free to contact us, if you want any other courses or Tutorials or any other information .
We'll always try to helps you better learn something

Post a Comment

Previous Post Next Post