SYLLABUS SIXTH SEMESTER/KURUKSHETRA UNIVERSITY - MECHANICAL VIBRATION

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SYLLABUS SIXTH SEMESTER - MECHANICAL VIBRATION
KURUKSHETRA UNIVERSITY

B. Tech (Sixth semester) Mechanical engineering
ME 306 E MECHANICAL VIBRATION
Total Theory: 100 Marks         Sessional: 50 marks    Duration of Exam: 03 hours

UNIT I
Kinematics of simple vibrating motion, Simple harmonic motions, Vectorial representation of harmonic motion. Degree of freedom, Equations of motions, general solution of free vibration, Phase plane method

UNIT II
Damped free vibration, undamped and damped forced vibrations, Vibrating isolation, Vibrating instruments.
Undamped free vibration, Principle modes, Influence coefficients, Coordinate coupling, Orthogonality, Vibration absorbers.

UNIT III
Geometric method, Stability of equilibrium points, Method of harmonic balance.
Influence coefficients, Dunkerleys equation, Matrix iteration, Holzer method, Rayleigh method, and Rayleigh-Ritz method.

UNIT IV
Transverse vibration of strings, longitudinal vibrations of bars, Lateral vibration of beams, Torsional vibration of circular shafts, whirling of shafts.
Introduction, Method of Laplace transformation and response to an impulsive output, response to step-input, pulse-input, and phase plane method.

REFERENCE AND TEXT BOOKS: 
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·         Mechanical vibration - By G.K. Grover; Nemchand Chand and Sons
·         Mechanical Vibration – By Thomson; Prentice Hall
·         Mechanical Vibration - By Den Hartog; Mc Graw Hill
·         Introductory course to mechanical vibrations – By Rao and Gupta; Wiley Eastern

NOTE: In the semester examination, the examiner will set 8 questions in all, at least two question from each unit, and students will be required to attempt only 5 questions, at least one from each unit.


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