Introduction to Strength of Materials | EveryEng

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Self-paced Beginner

Introduction to Strength of Materials

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1953 min

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English

1663 views

Team EveryEngMechanical Engineering

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Why enroll

Unlock the secrets to designing and building safer, more efficient, and more reliable structures and machines with our Strength of Materials course! Master the fundamental principles of mechanics, stress analysis, and material behavior to optimize your designs and minimize failure risks.

Your instructor

Team EveryEng

Engineer

Mechanical Engineering

22+ yrs experience·India

Is this course for you?

You should take this if

You work in Aerospace or Automotive
You're a Civil & Structural / Mechanical Engineering professional
You prefer self-paced learning you can revisit

You should skip if

You need a different specialisation outside Civil & Structural
You need live interaction with an instructor

Course details

This course introduces the fundamental principles and concepts of Strength of Materials. It focuses on understanding how different materials behave when forces are applied to them. Students learn about the effects of tension, compression, shear, bending, and torsion on materials. The course explains how internal stresses and strains develop inside structural members. It also helps students understand the relationship between load, deformation, and material properties. Basic theories used to analyze mechanical components and structural elements are discussed. The course develops skills to calculate stresses, strains, and deflections in different structures. Students learn how to evaluate the strength and stability of materials used in engineering applications. It also introduces safe design principles to prevent failure of mechanical parts and structures. Overall, the course builds a strong foundation for analyzing and designing engineering components under various types of loading.
Source: SWAYAM Prabha IIT Madras Channels (YouTube Channel)
Prok. K. Ramesh

Course suitable for

Key topics covered

Introduction to Strength of Materials- 1
Introduction to Strength of Materials- 2
Stress Component is Scalar
Proof of Mohr's Circle
Stress Strain Relations
Interrelations between Elastic Constants
Stability 1 Governing Equations, Fixed-free and Pinned-pinned
Stability 2 Fixed-pinned, Fixed-fixed

Course content

The course is readily available, allowing learners to start and complete it at their own pace.

39 lectures32 hr 33 min

Introduction to Strength of Materials- 1
46 min
Introduction to Strength of Materials- 2
55 min
Stress Component is Scalar
48 min
Stress Vector
41 min
Stress Tensor
30 min
Equilibrium Conditions
47 min
Mohr's Circle
46 min
Proof of Mohr's Circle
52 min
Principal Stresses
49 min
Octahedral and Deviatoric Stresses and Principal Directions
52 min
Free Surfaces
55 min
Photoelasticity
52 min
Strain
47 min
State of Strain
57 min
Strain Measurement
56 min
Tension Test
46 min
Stress Strain Relations
46 min
Interrelations between Elastic Constants
47 min
Thermal Strain
59 min
Torsion 1- Thought and Physical Experiments
48 min
Torsion 2 - Mathematical Development
49 min
Torsion 3- Problem solving, Hollow shaft
51 min
Bending 1 Euler-Bernoulli Hypothesis
50 min
Bending 2 - Flexure Formula
52 min
Bending 3 - Engineering Analysis of Beams
52 min
Bending 4 - Shear Stress in Beams
50 min
Bending 5 - Composite Beams
54 min
Bending 6 - Shear in I Beams and Shear Centre
52 min
Bending 7 - Unsymmetrical Bending and Combined Loading
53 min
Review 1
49 min
Deflection 1 Moment-Curvature and Load Deflection
54 min
Deflection 2 Moment-Area Method
50 min
Deflection 3 Method of Superposition and Energy Method
48 min
Deflection 4 Fictitious Load Method
53 min
Theories of Failure 1 Overview
50 min
Theories of Failure 2 Yield surfaces, Mohr's Theory and Failure in Combined Loading
60 min
Stability 1 Governing Equations, Fixed-free and Pinned-pinned
47 min
Stability 2 Fixed-pinned, Fixed-fixed
46 min
Review 2
54 min

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Questions and Answers

Q: You're sanity-checking a junior's calc and you type into Google: bending stress of rectangular beam under point load at midspan formula example. A simply supported steel beam, 2.0 m span, carries a 4 kN point load at midspan. The rectangular section is 40 mm wide by 80 mm deep. Ignoring self-weight, what is the maximum bending stress?

A: This achieves a check against first-yield using the correct bending moment and section properties. B drops a factor of two by misreading how c enters Mc/I. C imports a cantilever assumption that doesn't match the support condition. D shows a unit-conversion slip that shrinks I by 10×.

Q: On-site before sign-off you're Googling: tensile test specimen gauge length verification before acceptance. A batch of round tensile specimens arrives for acceptance testing. What do you verify first on the shop floor before witnessing the pull?

A: This achieves traceability of stress and strain calculations to a known geometry. B matters but doesn't invalidate the test result itself. C happens after damage is done and can't fix a bad specimen. D confuses historical trending with pre-test verification.

Q: You're reviewing a waiver and searching: safety factor in strength of materials what failure does it not cover. A structural tie-rod is designed with a static safety factor of 1.5 against yield. Which failure mode is NOT addressed by that margin?

A: This separates static strength from time-dependent damage mechanisms. B is partly covered by extra margin in static capacity. C is explicitly what the design margin is built around. D is one of the reasons the factor exists in the first place.

Q: Early concept phase, you Google: aluminum steel galvanic corrosion which material corrodes. An aluminum bracket is bolted to a carbon steel frame and exposed to rainwater. Which statement best describes the dominant corrosion behaviour?

A: This identifies the anode-cathode pairing that drives material loss. B confuses mechanical stiffness with electrochemical potential. C ignores galvanic series effects even in mild electrolytes. D assumes contact pressure breaks an electrical path, which it doesn't.