Research Article

Vibration Analysis of Piezoelectric Composite Plate Resting on Nonlinear Elastic Foundations Using Sinc and Discrete Singular Convolution Differential Quadrature Techniques

Table 10

Comparison between the normalized frequencies and the thickness h for the clamped plate ().

Normalized frequencies
H

0.0579.648164.334211.562237.039301.984327.423
0.0679.918164.853211.828237.510302.594327.996
0.0779.918164.854211.853237.512302.594328.010
0.07579.918164.854211.853237.512302.594328.010
0.0879.918164.854211.853237.512302.594328.010
0.0979.918164.854211.853237.512302.594328.010
0.179.918164.854211.853237.512302.594328.010