### Pre-requisite(s)

Engineering Mechanics (CE-1213)

### Recommended Book(s)

Strength Of Materials, A. Patel And F. L. Singer, Latest Edition

### Reference Book(s)

Mechanics Of Solids & Strength Of Materials, F.V. Warnock And P.P. Benham,Latest Edition

Mechanics Of Materials,J. M. Gere And B. J. Goodno, 7thEdition

## COURSE OBJECTIVES

1. To understand fundamentals regarding Mechanics of Solids.

2. To develop ability of students to carry out analysis of complex state of stress.

3. To familiarize students about the failure modes of materials.

4. To enhance skills of utilizing materials of appropriate strength for civil engineering applications.

## COURSE LEARNING OUTCOMES (CLO)

CLO:1            Understand the basic concept of simple stress and strain , theory of flexure and  torsion, springs and strain energy.

CLO:2            Will be able to understand the complex state of stresses.

CLO:3            Have understanding about failure modes of materials and response to fatigue.

CLO:4            Have skills to identify materials of appropriate strength for structural elements.

## COURSE CONTENTS

### Simple Stress And Strain

• Kinds of stresses and strains
• Difference between stress and pressure
• Load extension diagrams for different materials
• Hook’s law
• Modulus of elasticity
• Lateral strain, volumetric strain, Poisson’s ratio
• Temperature stresses and compound bars

### Flexure Formula And Theory Of Torsion

• Moment of resistance and section modulus
• Applications of flexure formula
• Shear stresses in beams
• Shear centre
• Shear flow
• Theory of torsion for solid and hollow circular shafts

### Springs And Strain Energy

• Open coil springs
• Closed coil springs
• Leaf springs
• Strain energy due to direct loads, shear force, bending moments, torque and impact loads

### Analysis Of Complex State Of Stress

• Analysis of Stress and Strain at a point due to combined effect of axial force, shear force, bending and twisting moment
• Mohr’s circle for stress and strain, relationships between elastic constants, strain rosette solution

### Curved Beams

• Introduction to circumferential and radial stresses in curved beams
• Correction of Circumferential Stress in curved beams having I, T-cross section
• Unsymmetrical bending
• Deflection of curved beams

### Theory Of Yielding/Failure

• Plastic limit analysis for ductile materials
• Plastic limit analysis for brittle materials

### Fatigue

• Discontinuities and Stress Concentration, Corrosion Fatigue
• Low Cyclic Fatigue and ?-N relations

### Application Of Mechanics Of Solid In Civil Engineering Applications

• Use of stress strain curve for selection of materials

## MAPPING OF CLOs TO PROGRAM LEARNING OUTCOMES

 CLO’s CLO-1 (Basic Concepts) CLO-2 (Complex State of Stress) CLO-3  (Failure Modes and fatigue) CLO-4  (Identify Materials of Reqd. Strength) PLO’s PLO-1 (Engineering Knowledge) √ PLO-2 (Problem Analysis) √ √ PLO-3 (Design/Development of Solutions) PLO-4 (Investigation) √ PLO-5 (Modern Tool Usage) PLO-6 (The Engineer and Society) PLO-7 (Environment and Sustainability) PLO-8 (Ethics) PLO-9 (Individual and Team work) PLO-10 (Communication) PLO-11 (Project Management) PLO-12 (Lifelong Learning)

## MAPPING OF CLOs TO ASSESSMENT MODULES

 CLOs CLO:1 CLO:2 CLO:3 CLO:4 Assessment Modules Assignments (20-25%) √ √ √ Quizzes (15-20%) √ √ √ Midterm Exam (20%) √ √ Final Exam (40-45%) √ √ √ √