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This assignment solution was submitted to Amar Sharma for Finite Element Method course at Aligarh Muslim University. It includes: Differential, Equation, Free, Transverse, Vibration, String, Boundary, Conditions, Determinant
Typology: Exercises
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Solution:
The differential equation governing the free transverse vibration of a string is given by
Boundary conditions are
Where
Using
2 1 2
2 2 3 1 2
2
2
2 2 3 1 2 1 2
2 2 3 4 2 1 2 1 2
x C x l x C x l x
x C lx x C lx x
d R x dx
R x C C l lx C lx x C lx lx
l l l l R l C C l l C C
R l
2 2 3 4 2 1 2 1 2
l l l l
2 2 2 3 4 1 1 2 2
2 2 3 4 1 1 2 2
2 2 3 4 1 2
Nowequation implies
C C l l C l l C l l
C l C C l l C l l
l C l l l l C