B.E. II Sem (All Branches)

II SEMESTER

204. ENGINEERING MECHANICS
UNITS CONTENT
I

  • System of forces, Fundamental laws of mechanics, Composition of forces

  • Free body diagram, Lami’s theorem

  • Moments and couple, Varignon’s theorem, condition of equilibrium

  • Types of support and loading, reaction, Analysis of simple trusses by methods of joints and method of sections
II

  • Laws of Coulomb fraction, Ladder, Wedges

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  • Belt friction and rolling

  • Principle of virtual work and its applications
III

  • Location of centroid and center of gravity, area moment of inertia, mass moment of inertia

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  • Law of machines, Variation of mechanical advantages, efficiency, reversibility of machine

  • Pulleys, wheel and axle, wheel and differential axle

  • Transmission of power through belt and rope
IV

Kinematics of Particle

  • Rectilinear motion, plane curvilinear motion

  • Projectile motion

  • Constrained motion of connected particles

Dynamics of Particle and Rigid Body

  • Newton’s law of motion

  • D’Alembert’s principle
V

Work and Energy

  • Work, energy (Potential, Kinetic and Spring)

  • Work – Energy relation

  • Law of conservation of energy

Impulse and Momentum

  • Impulse, momentum

  • Impulse – Momentum relation, Impact

Vibration

  • Un-damped Free vibrations