Therefore the moment of inertia becomes, --------------- (10) TABLE OF RESULTS Basic Parameter Information; Parameter Value Parameter Value Length of bar l 50.8cm Thickness of the bar 1.2cm Distance between Mass of the bar m 1.4kg 0.48m the wires, b Mass of each Density of the bar 1.85kg 7850kg/m3 added mass (steel bar) Radius of each Radius of each 3.8cm 0.5cm added mass bored hole Data at various L (no mass included) TABLE 1 k (m) X (from I = mk2 Test L (m) t (s) τ= (s) k2 (m) m (kg) (m) equation (kgm2) above) 1 0.3 - 13.54 0.677 0.148 0.0219 1.4 0.0306 2 0.4 - 15.38 0.769 0.145 0.0212 1.4 0.0296
Therefore the moment of inertia becomes, --------------- (10) TABLE OF RESULTS Basic Parameter Information; Parameter Value Parameter Value Length of bar l 50.8cm Thickness of the bar 1.2cm Mass of the bar m 1.4kg Distance between the wires, b 0.48m Mass of each added mass 1.85kg Density of the bar (steel bar) 7850kg/m3 Radius of each added mass 3.8cm Radius of each bored hole 0.5cm Data at various L (no mass included) TABLE 1 Test L (m) X (m) t (s) τ= (s) k (m) (from equation above) k2 (m) m (kg) I = mk2 (kgm2) 1 0.3 - 13.54 0.677 0.148 0.0219 1.4 0.0306 2 0.4 - 15.38 0.769 0.145 0.0212 1.4 0.0296