# JNTUK B.TECH R20 2-1 Syllabus For Strength of materials – i PDF 2022

January 11, 2022 2022-01-11 20:53## JNTUK B.TECH R20 2-1 Syllabus For Strength of materials – i PDF 2022

# JNTUK B.TECH R20 2-1 Syllabus For Strength of materials – i PDF 2022

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You will be able to find information about Strength of materials – i along with its Course Objectives and Course outcomes and also a list of textbook and reference books in this blog.You will get to learn a lot of new stuff and resolve a lot of questions you may have regarding Strength of materials – i after reading this blog. Strength of materials – i has 5 units altogether and you will be able to find notes for every unit on the CynoHub app. Strength of materials – i can be learnt easily as long as you have a well planned study schedule and practice all the previous question papers, which are also available on the CynoHub app.

All of the Topic and subtopics related to Strength of materials – i are mentioned below in detail. If you are having a hard time understanding Strength of materials – i or any other Engineering Subject of any semester or year then please watch the video lectures on the official CynoHub app as it has detailed explanations of each and every topic making your engineering experience easy and fun.

### Strength of materials – i Unit One

#### Simple Stresses And Strains

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 – Elastic moduli and the relationship between them – Bars of varying section – stresses in composite bars – Temperature stresses.

Strain Energy – Resilience – Gradual, sudden, impact and shock loadings – simple applications.

### Strength of materials – i Unit Two

#### Shear Force and Bending Moment

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

### Get Complete Lecture Notes for Strength of materials – i on Cynohub APP

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### Strength of materials – i Unit Three

#### Flexural and shear Stresses in beams

Flexural Stresses: Theory of simple bending – Assumptions – Derivation of bending equation: M/I = f/y = E/R, Neutral axis – Determination bending stresses – section modulus of rectangular and circular sections (Solid and Hollow), I, T, Angle and Channel sections – Design of simple beam sections.

Shear Stresses: Derivation of formula – Shear stress distribution across various beam sections like rectangular, circular, I, T Angle sections.

### Strength of materials – i Unit Four

#### Deflection of Beams

Bending into a circular arc – slope, deflection and radius of curvature – Differential equation for the elastic curve of a beam – Double integration and Macaulay’s methods – Determination of slope and deflection for cantilever, simply supported and overhanging beams subjected to point loads, uniformly distributed loads, uniformly varying loads, partial uniformly distributed loads, couple and combination of these loads. Mohr’s theorems – Moment area method – application to simple cases of cantilever.

### Strength of materials – i Unit Five

#### Thin and Thick Cylinders

Thin cylindrical shells – Derivation of formula for longitudinal and circumferential stresses – hoop, longitudinal and volumetric strains – changes in diameter, and volume of thin cylinders.

Thick cylinders: Introduction: Lames theory for thick cylinders, Derivation of Lames formulae, distribution of hoop and radial stresses across the thickness, compound cylinders-distribution of stresses.

### Strength of materials – i Course Objectives

To impart preliminary concepts of Strength of Material and Principles of Elasticity and Plasticity Stress conditions and to develop diagrams of variation of various stresses across the length.

To give concepts of stresses developed in the cross section and bending equations calculation of section modulus of sections with different cross sections

The concepts above will be utilized in measuring deflections in beams under various loading and support conditions

To classify cylinders based on their thickness and to derive equations for measurement of stresses across the cross section when subjected to external pressure.

### Strength of materials – i Course Outcomes

The student will be able to understand the basic materials behavior under the influence of different external loading conditions and the support conditions

The student will be able to draw the diagrams indicating the variation of the key performance features like bending moment and shear forces

The student will have knowledge of bending concepts and calculation of section modulus and for determination of stresses developed in the beams and deflections due to various loading conditions

The student will be able to assess stresses across section of the thin and thick cylinders to arrive at optimum sections to withstand the internal pressure using Lame’s equation.

### Strength of materials – i Text Books

A Textbook of Strength of Materials, by R. K. Rajput, 7e (Mechanics of Solids) SI Units S. Chand & Co, NewDelhi

Strength of materials by R. K. Bansal, Lakshmi Publications.

### Strength of materials – i Reference Books

Mechanics of Materials- by R. C.Hibbler, Pearson publishers

Mechanics of Solids – E P Popov, Prentice Hall.

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

Mechanics of Structures Vol – I by H.J.Shah and S.B.Junnarkar, Charotar Publishing House Pvt. Ltd.

### Scoring Marks in Strength of materials – i

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Information about JNTUK B.Tech R20 Strength of materials – i was provided in detail in this article. To know more about the syllabus of other Engineering Subjects of JNTUH check out the official CynoHub application. Click below to download the CynoHub application.