Page 6 - Vibrations 5
P. 6
The bandwidth is,
Δ = − = 2
1
2
Where
= √1 − 2 and = √1 + 2
2
1
The Loss factor is defined as,
2
1 ( / ) − 1
1
2
= = 2 =
2
( / ) + 1
1
2
A plot of () against ()
Parametric plot of () and () increasing frequency
is anti-clockwise
5
