Strength Of Materials along with Course Objectives and Course outcome and list of textbook and reference books is mentioned in this blog. The subject of Strength Of Materials has 5 units in total.

Topic and sub-topics of Strength Of Materials are mentioned below in detail. If you have any problem in understanding Strength Of Materials or any other Engineering Subject in any semester or in any year then you can view the video lectures on the official CynoHub app.

Strength Of Materials Unit 1

SIMPLE STRESSES AND STRAINS:

Concept of stress and strain- St. Venant’s Principle-Stress and Strain Diagram – Elasticity and plasticity

– Types of stresses and strains- Hooke’s law – stress – strain diagram for mild steel – Working stress

– Factor of safety – Lateral strain, Poisson’s ratio and volumetric strain – Pure shear and Complementary shear – Elastic modulii, Elastic constants and the relationship between them – Bars of varying section – composite bars – Temperature stresses .

STRAIN ENERGY – Resilience – Gradual, sudden, and impact loadings – simple applications.

Strength Of Materials Unit 2

SHEAR FORCE AND BENDING MOMENT:

Types of beams – Concept of shear force and bending moment – S.F and B.M diagrams for cantilever, simply supported including overhanging beams subjected to point loads, uniformly distributed load, uniformly varying load, couple and combination of these loads – Point of contraflexure – Relation between S.F., B.M and rate of loading at a section of a beam.

Strength Of Materials Unit 3

FLEXURAL STRESSES:

Theory of simple bending – Assumptions – Derivation of bending equation- Section Modulus Determination of flexural/bending stresses of rectangular and circular sections (Solid and Hollow), I,T, Angle and Channel sections – Design of simple beam sections.

Shear Stresses:

Derivation of formula for shear stress distribution – Shear stress distribution across various beam sections like rectangular, circular, triangular, I, T angle and channel sections.

Strength Of Materials Unit 4

DEFLECTION OF BEAMS:

Slope, deflection and radius of curvature – Differential equation for the elastic line of a beam – Double integration and Macaulay’s methods – Determination of slope and deflection for cantilever and simply supported beams subjected to point loads, U.D.L, Uniformly varying load and couple -Mohr’s theorems

– Moment area method – Application to simple cases.

CONJUGATE BEAM METHOD: Introduction – Concept of conjugate beam method – Difference between a real beam and a conjugate beam – Deflections of determinate beams with constant and different moments of inertia.

Strength Of Materials Unit 5

PRINCIPAL STRESSES:

Introduction – Stresses on an oblique plane of a bar under axial loading – compound stresses – Normal and tangential stresses on an inclined plane for biaxial stresses – Two perpendicular normal stresses accompanied by a state of simple shear –Principal stresses – Mohr’s circle of stresses – ellipse of stress

– Analytical and graphical solutions.

THEORIES OF FAILURE: Introduction – Various theories of failure – Maximum Principal Stress Theory, Maximum Principal Strain Theory, Maximum shear stress theory- Strain Energy and Shear Strain Energy Theory (Von Mises Theory).

Strength Of Materials course objectives:

The objective of this Course is

To understand the nature of stresses developed in simple geometries such as bars, cantilevers and beams for various types of simple loads

To calculate the elastic deformation occurring in simple members for different types of loading.

To show the plane stress transformation with a particular coordinate system for different orientation of the plane.

To know different failure theories adopted in designing of structural members

Strength Of Materials course outcomes:

On completion of the course, the student will be able to:

Describe the concepts and principles, understand the theory of elasticity including strain/displacement and Hooke’s law relationships; and perform calculations, related to the strength of structured and mechanical components.

Recognize various types loads applied on structural components of simple framing geometries and understand the nature of internal stresses that will develop within the components.

To evaluate the strains and deformation that will result due to the elastic stresses developed within the materials for simple types of loading

Analyze various situations involving structural members subjected to plane stresses by application of Mohr’s circle of stress;

Frame an idea to design a system, component, or process.

Strength Of Materials reference books:

Strength of Materials by R. K Rajput, S. Chand & Company Ltd.

Mechanics of Materials by Dr. B.C Punmia, Dr. Ashok Kumar Jain and Dr. Arun Kumar Jain

Strength of Materials by R. Subramanian, Oxford University Press

Mechanics of material by R.C. Hibbeler, Prentice Hall publications

Engineering Mechanics of Solids by Egor P. Popov, Prentice Hall publications

Strength of Materials by T.D.Gunneswara Rao and M.Andal, Cambridge Publishers

Strength of Materials by R.K. Bansal, Lakshmi Publications House Pvt. Ltd.

Strength of Materials by B.S.Basavarajaiah and P. Mahadevappa, 3rd Edition, Universities Presss

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JNTUA B.tech R20 Strength Of Materials was made clear in this article. To know about the syllabus of other Engineering Subjects of JNTUA check out the official CynoHub application. Click below to download the CynoHub application.