Mechanical Vibrations
Homework #6
Due by end of week: Friday, 10Dec2004
A shaker is used harmonically excite the string shown in Figure 1. Use ﬁxed boundary conditions
at both ends and the following parameters for the string:
μ
= 0
.
2 [Kg/m], string length
L
= 2 [m],
T
= 20 [N]. Also, use the following partial diﬀerential equation.
μ
∂
2
y
(
x, t
)
∂t
2

T
∂
2
y
(
x, t
)
∂x
2
=
δ
(
x

L
i
)
F
o
e
i
Ω
t

{z
}
(1)
Determine an expression for the response amplitude of the string, as a function of the forcing
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This note was uploaded on 08/22/2011 for the course EML 4220 taught by Professor Chen during the Spring '08 term at University of Florida.
 Spring '08
 CHEN

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