# Engineering Mechanics Notes Pdf December 2018

Engineering Mechanics: You can download the Study materials and notes for Engineering Mechanics in PDF files from the official website.

# Engineering Mechanics Books We have updated the Books and Study Materials for the first year Engineering. Candidates can download the files in Pdf format in the official website. Earlier we had updated many Books on Engineering on the web. Candidates can choose the subject they want to study from it and download in pdf. In this article, we are going to talk about Engineering Mechanics. Mechanics is the department of science which deals with the behavior of objects at rest or in motion, under the control of forces. Engineering mechanics includes the application of the principles of mechanics to solve real-time engineering problems.

# Engineering Mechanics Books 2018

It is the study of forces that act on bodies and the resultant motion that those bodies feel. This Engineering Mechanics course aims to present students to problems in mechanics as applied to reasonably real-world scenarios. Issues of particular types are investigated in detail in the hopes that students will gain an inductive knowledge of the underlying principles at work. The examination of this subject is quite competitive. To prepare yourself for the exam we have provided the necessary Books and Study Materials which will help you at the time of preparation. We are also giving the detailed syllabus of the subject so that you can follow it and the learning process will be natural.

# Engineering Mechanics Syllabus

##### UNIT I: BASICS AND STATICS OF PARTICLES

Introduction – Units and Dimensions – Laws of Mechanics –Lami’s theorem, Parallelogram and triangular Law of forces –– Vectorial representation of forces – Vector operations of forces -additions, subtraction, dot product, cross product – Coplanar Forces – rectangular components – Equilibrium of a particle – Forces in space – Equilibrium of a particle in space – Equivalent systems of forces – Principle of transmissibility .

##### UNIT II: EQUILIBRIUM OF RIGID BODIES

Free body diagram – Types of supports –Action and reaction forces –stable equilibrium – Moments and Couples – Moment of a force about a point and an axis – Vectorial representation of
moments and couples – Scalar components of a moment –Varignon’s theorem – Single equivalent force -Equilibrium of Rigid bodies in two dimensions – Equilibrium of Rigid bodies in three dimensions

##### UNIT III: PROPERTIES OF SURFACES AND SOLIDS

Centroids and centre of mass– Centroids of lines and areas – Rectangular, circular, triangular regions by integration – T section, I section, – Angle section, Hollow section by using standard formula – Theorems of Pappus – Area moments of inertia of plane areas – Rectangular, circular, triangular areas by integration – T section, I section, Angle section, Hollow section by using standard formula –
Parallel axis theorem and perpendicular axis theorem –Principal moments of inertia of plane areas – Principal axes of the inertia-Mass moment of inertia – a mass moment of inertia for prismatic, cylindrical and spherical solids from the first principle – Relation to area moments of inertia.

##### UNIT IV: DYNAMICS OF PARTICLES 12

Displacements, Velocity, and acceleration, their relationship – Relative motion – Curvilinear motion –
Newton’s laws of motion – Work Energy Equation– Impulse and Momentum – Impact of elastic
bodies.

##### UNIT V: FRICTION AND ELEMENTS OF RIGID BODY DYNAMICS 12

Friction force – Laws of sliding friction – equilibrium analysis of simple systems with sliding friction – wedge friction-. Rolling resistance -Translation and Rotation of Rigid Bodies – Velocity and acceleration – General Plane motion of simple rigid bodies such as a cylinder, disc/wheel, and sphere.

# List of Engineering Mechanics Books for Reference

• I. H. Shames, Engineering Mechanics: Statics and dynamics, 4th Ed, PHI, 2002.
• F. P. Beer and E. R. Johnston, Vector Mechanics for Engineers, Vol I – Statics, Vol II – Dynamics, 9th Ed, Tata McGraw Hill, 2011.
• J. L. Meriam and L. G. Kraige, Engineering Mechanics, Vol I – Statics, Vol II –Dynamics, 6th Ed, John Wiley, 2008.
• R. C. Hibbler, Engineering Mechanics: Principles of Statics and Dynamics, Pearson Press, 2006.
• Andy Ruina and Rudra Pratap, Introduction to Statics and Dynamics, Oxford University Press, 2011
• Hibbler, R.C, and Ashok Gupta, “Engineering Mechanics: Statics and Dynamics,” 11th Edition, Pearson Education (2010).
•  Irving H. Shames and Krishna Mohana Rao. G., “Engineering Mechanics – Statics and Dynamics,” 4th Edition, Pearson Education (2006)
• Meriam J.L. and Kraige L.G., “ Engineering Mechanics- Statics – Volume 1, Dynamics- Volume 2”, Third Edition, John Wiley & Sons,(1993)
• Rajasekaran S and Sankarasubramanian G., “Engineering Mechanics Statics and Dynamics,” 3rd Edition, Vikas Publishing House Pvt. Ltd., (2005).
• Bhavikatti, S.S, and Rajashekarappa, K.G., “Engineering Mechanics,” New Age International (P) Limited Publishers, (1998).
•  Kumar, K.L., “Engineering Mechanics,” 3rd Revised Edition, Tata McGraw-Hill Publishing company, New Delhi (2008).

• State and prove Varignon’s theorem
• Derive the expression for the centroid of the right-angled triangle.
• State laws of dry friction
• Derive the expression for natural frequency of undamped free vibration.
• A car of weight 20kN moving at a speed of 0.5m/s to the right collides with a vehicle of weight 35kN which is at rest. If after the collision the second car is observed to move to the right at a speed of 0.3m/s. Determine the coefficient of restitution between the two vehicles.
• A hammer of mass 400kg falls through a height of 3m on a pile of negligible mass. If it drives the pile 1m into the ground, determine the average resistance of the field per penetration.
•  A train of mass 250 x103 kg starts from rest and accelerates uniformly to a speed of 81kmph in 20 seconds. The frictional resistance to motion is 20kN. Determine (i) maximum power required and (ii) the energy needed to maintain a speed of 81 kmph.

All the necessary materials are updated on the website. Candidates can search the web and download the Materials in Pdf format for free or can purchase it directly. Practice all the questions which are mentioned above so that you can get a better idea of the subject. Study Materials prepared by experts will be handy for those who don't have time to cover the entire syllabus. Make sure that you share this link with your friends so that these books will be helpful for them also.