Download ENGINEERING MECHANICS

CE 101
WITH EFFECT FROM THE ACADEMIC VEAR 2006-2007
ENGINEERING MECHANICS
Instruction
II Duration of University Examination University Examination
Sessional
3 Periods per week
3 Hours
75 Marks
25 Marks
UNIT -I
System of forces : Concepts of force, components of forces in a plane and in space, various
systems of forces and their resultants, moment of force and its applications, and couples.
Equilibrium of force system: Free body diagrams, equations of equilibrium of planar systems
and spatial systems.
UNIT -II
Centroids and centre of gravity: Significance of centroids and moments of area, theorems of
Pappus, centroids of line elements, plane areas and composite areas. Centroids of bodies.
Friction: Type of friction, limiting friction, laws of friction, static and dynamic frictions, belt
friction. friction of motion of bodies and connecting systems, wedge, screw -jack, and
differential screw jack.
UNIT -III
Area moments of Inertia: Definition, polar moments of inertia, transfer theorems, moments of
inertia of composite areas, product of inertia, transfer formulae for product of inertia.
Mass moments of inertia: Moments of inertia of masses, transfer formula and moments of
inertia of composite bodies.
UNIT -IV
Kinematics: Rectilinear motion, curvilinear motion, velocity and acceleration, types of rigid
body motion, and analysis in a plane.
Kinetics: Analysis as a particle, and analysis as a rigid body in translation, central force motion.
equations of planar motion. fixed axis rotation.
UNIT -V
Work energy method: Equation for translation, work -energy principles applied to particle
motion, connected systems, fixed rotation and plane motion
Mechanical vibrations: Definition, concepts, simple harmonic motion, free vibrations. Simple
pendulum and compound pendulum.
References:
I. F.L. Singer, Engineering Mechanics, Harper Collins Publishers, India, 1994.
2. F.P. Beer and E.R. Johnston, Jr., Vector Mechanics for Engineers, TMH, 2004.
3. S. Rajasekaran, et al, Engineering Mechanics, Vikas Pub., 2002.
4. S.B. Junarkar and H.J. Shah, Applied Mechanics, Charotar Pub., 2001.