A Dynamic Coefficient Matrix Method for the Free Vibration of Thin Rectangular Isotropic Plates

Table 3

Natural frequencies for two opposite edges pinned and two edges clamped plate (S-C-S-C).

Mode Number	Natural Frequencies (Hz)
	Exact Value [13]	DCM Method
1	152.52	152.52
2	213.68	213.68
3	333.22	333.22
4	395.68	395.68
5	459.86	459.86