Research Article

Free Vibration Analysis of an Euler Beam of Variable Width on the Winkler Foundation Using Homotopy Perturbation Method

Table 10

Normalized free vibration frequencies of clamped-pinned beam resting on the Winkler foundation with exponentially varying flexural stiffness.

0.000.250.500.751.00

15.450615.722816.035516.468417.1543
49.974950.223350.509550.940151.7103
104.2525104.4999104.7874105.2357106.0716
178.2725178.5190178.8070179.2648180.1380
272.0328272.2787272.5671273.0313273.9289