Research Article

Free Vibrations and Impact Resistance of a Functionally Graded Honeycomb Sandwich Plate

Figure 5

Type A first five natural frequencies of the simply supported FGM sandwich plate: (a) 1st natural frequency, (b) 2nd natural frequency, (c) 3rd natural frequency, (d) 4th natural frequency, and (e) 5th natural frequency.
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(b)
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