Time Period Analysis of Orthotropic Skew Plate with 2-D Circular Thickness and 1-D Circular Density

Table 10

Comparison of modes of frequency of the isotropic square plate and obtained in [39–50] at edge conditions.

Boundary conditions	Ref
CCCC	[39]	35.98
	[40]	35.99
	[41]	35.98
	[42]	35.98
	[43]	35.99
	[44]	35.99
	[45]	35.99
	[46]	35.99
	Present	33.33
SCSC	[39]	28.950
	[40]	28.951
	[47]	28.955
	[48]	29.951
	Present	28.911
FCFC	[39]	22.19
	[40]	22.27
	[49]	22.03
	Present	22.43
FSFS	[39]	9.631
	[40]	9.631
	[49]	9.631
	[50]	9.631
	Present	10.574