Experimental Investigations on Static, Dynamic, and Morphological Characteristics of Bamboo Fiber-Reinforced Polyester Composites

Table 3

Variation of natural frequency and modal damping factor with varying bamboo fiber weight percentage in polyester resin composites.

Sl. no.	Fiber wt.%	Natural frequency (Hz)		Damping factor
		Mode 1	Mode 2	Mode 1	Mode 2
1	Neat laminate	34.21	197.12	0.0712	0.0512
2	10	38.12	300.13	0.0753	0.0546
3	15	43.45	284.32	0.0621	0.0325
4	20	31.21	234.14	0.0628	0.0569
5	25	30.21	243.52	0.0865	0.0636