Tube Number Total weight (g) Force section Tension Deformation (e) Young's (F, N) (S, mm) (o, N/mm) modulus (E, N/mm) 1 18.41 131.68 10 13.168 0.0071 1,854,26 234 21.72 150.71 10 15.071 0.0071 2,110,78 20.42 143.24 10 14,324 0.0071 2,006,16 20.02 140.94 10 14.094 0.0071 1,983.95 5 21.03 146.74 10 14.674 0.0071 2,066,29 6 20.74 145.08 10 14.508 0.0071 2,043,41 7 20.50 143,7 10 14.37 0.0071 2.012.605 8 21.10 147.149 10 14.7149 0.0071 2,060,92 9 23.12 158.76 10 15.876 0.0071 2.223.53 10 20.23 142.15 10 14.215 0.0071 1,990,896 11 20.04 141.05 10 14.105 0.0071 1,975,49 12 19.98 140.71 10 14.071 0.0071 1,970,73 13 21.39 148.81 10 14.881 0.0071 2.084,17 14 20.13 141.57 10 14.157 0.0071 1.982.77 15 20.02 140.94 10 14.094 0.0071 1.973.95 16 19.97 140.65 10 14.065 0.0071 1.969.89 17 20.01 140.88 10 14.088 0.0071 1,973.11 18 20.70 144.85 10 14.485 0.0071 2,029.41 19 20.17 141.8 10 14.18 0.0071 1.985.99 20 20.08 141.286 10 14.129 0.0071 1,978.85 60cm 4,16 4,16cm 15.78cm S: 3 x 0,3 cm A balsa board