Vibration Analysis of Driving-Point System with Uncertainties Using Polynomial Chaos Expansion

Table 2

Natural frequencies of the rectangular plate.

Order,	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21
(Hz)	13.46	22.57	32.21	63.16	79.34	119.93	120.68	155.94	164.76	200.17	230.54	269.92	289.84	308.85	322.80	338.42	373.41	418.32	439.28	440.96	462.04