Out-of-Plane Vibration of Curved Uniform and Tapered Beams with Additional Mass

Table 11

The out-of-plane natural frequencies of the beam with different mass locations under C-C end condition.

Mode	Position 1	Position 2	Position 3	Position 4	Position 5	Position 6
	Midpoint (crown)	40th–60th node	30th–70th node	20th–80th node	10th–90th node	Bare
1	0.786	0.868	1.123	1.620	2.127	2.189
2	5.994	2.921	2.342	2.870	4.948	5.994
3	9.408	11.534	9.621	6.209	7.725	12.264
4	20.908	14.013	20.491	14.923	11.729	20.908

Additional mass: 100 kg, .