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.No | Chapters / Units | Download Link |
| 1 | Unit 1 | Download |
| 2 | Unit 2 | Download |
| 3 | Unit 3 | Download |
| 4 | Unit 4 | Download |
| 5 | Unit 5 | Download / 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
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