# Dr.A.P.J.Abdul Kalam University BE V SEM ALL BRANCH Dynamics of Structures [CE-505] Dec - 2020 Question Paper

Dr.A.P.J.Abdul Kalam University

Bachelor of Engineering

Fifth Semester Main Examination, Dec-2020

Dynamics of Structures [CE-505]

Branch-Civil

Time: 3:00 Hrs Max Marks 70

Note : Attempt any five questions. All questions carry equal marks.

Answer should be precise and to be point only.

Page [5]

Assume suitable data if necessary and state them clearly.

Q.1 (a) Explain Component of basic dynamic system formulation of the equation of motion?

(b) Describe types of prescribe loadings?

Q.2 (a) Explain objective of structural dynamic analysis and characteristics of dynamic problems?

(b) Define the term dynamic load factor?

Q.3 (a) What are the normal mode of vibration and what do you mean by damping?

(b) What is the principal involved in direct integration method?

Q.4 (a) Explains over structural dynamics.

(b) What do you mean by U.D.L. & U.V.L.?

Q.5 Explain:

(i) Critical damping

(ii) Under damped systems

Q.6 A single degree system consist of mass 20kg spring of stiffness 2200N/M and dashpot with damping

coefficient 60Nsec/M is subjected to harmonic motion F=200sin5Tdetermine the study state of response

and write the solution of equation of motion?

Q.7 Derive the expression for natural frequency of transverse vibration and mode shape uniformly simply

supported beam?

Q.8 What is model analysis? Which property of Eigen vector used for model analysis?

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