Simplified Beam Element Model of Badminton Batting Process Based on Motion Differential Equation

Table 1

Mechanical properties of four badminton rackets.

Sample number	Linear density (g/km)	Specific strength (Cn  g/km^−1)	Initial modulus (Cn  g/km^−1)	Maximum strength (N)	Elongation after fracture (%)
Sample 1	441	51.8	173.5	228.4	43.1
Sample 2	472	51.8	112.1	244.5	45.5
Sample 3	527	36.1	115.6	190.0	45.6
Sample 4	531	24.0	114.9	127.3	46.6