Figure 10. The normalized differences obtained between the natural frequencies determined analyt- ically and using FEM for the cantilever beam with an open transverse crack: ( a ) Damage scenario C(0.2, 125, 0.5); ( b ) Damage scenario C(1, 125, 0.5); ( c ) Damage scenario C(0.2, 125, 1); ( d ) Damage C(0.2, 125, 0.5); ( b ) Damage scenario C(1, 125, 0.5); ( c ) Damage scenario C(0.2, 125, 1); ( d ) Damage scenario C(1, 125, 1); ( e ) Damage scenario C(0.2, 125, 2); ( f ) Damage scenario C(1, 125, 2). scenario C(1, 125, 1); ( e ) Damage scenario C(0.2, 125, 2); ( f ) Damage scenario C(1, 125,