Car Analysis Example Values -- Not Completely Verified
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Finding Moments of Inertia
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Front axle radius (m)0.0079375Rear axle radius (m)0.0079375
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Mass of Falling Weight (kg)0.05Mass of Falling Weight (kg)0.05
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Fall distance (m)0.5Fall distance (m)0.5
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Fall time (s)2.4Fall time (s)2.4
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Linear Acceleration of Weight (m/s^2)0.1736111111Linear Acceleration of Weight (m/s^2)0.1736111111
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String Tension (N)
0.4813194444
String Tension (N)
0.4813194444
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Torque applied by string (Nm)0.00382047309Torque applied by string (Nm)0.00382047309
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Angular Acceleration of Wheel and Axle (rad/s^2)21.87226597Angular Acceleration of Wheel and Axle (rad/s^2)21.87226597
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Front wheel and Axle Moment of Inertia (kgm^2)0.0001746720297Rear wheel and Axle Moment of Inertia (kgm^2)0.0001746720297
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Video Analysis
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Car Mass (kg)0.14Average Acceleration (m/s^2)3.609244992Peak Acceleration (m/s^2)7.827132992
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Video Frame Rate (fps)240Average Acceleration (g)0.3682903053Peak Acceleration (g)0.79868704
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Front Wheel Radius (m)
0.04Maximum Velocity (m/s)2.481355932
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Rear Wheel Radius (m)0.06
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Data for previous 1 foot interval
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Floor Tile Edges ReachedDistance Traveled (m)Current Frame NumberTotal Time Elapsed
Interval Time (s)
Average Velocity (m/s)Front Wheel/Axle Angular Velocity (rad/s)Rear Wheel/Axle Angular Velocity (rad/s)Translational KE (J)Front Rotational KE (J)Rear Rotational KE (J)Total KE (J)Interval Work (J)Average Power (W)Average Power (hp)
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0000NA0000000000
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10.305670.27916666670.27916666671.09253731327.3134328418.208955220.083554644690.065154729360.028957657490.17766703150.17766703150.63641921750.0008531088706
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20.611050.43750.15833333331.92631578948.1578947432.105263160.25974847650.20254818570.090021415850.5523180780.37465104642.3662171350.003171872836
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30.915135.50.56458333330.12708333332.460400.40320.31440965340.13973762380.85734727720.30502919922.4002297640.003217466172
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41.221650.68750.12291666672.48135593262.0338983141.35593220.43099890840.33608684870.14937193280.91645768990.059110412680.48089827260.0006446357542
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51.525194.60.81083333330.12333333332.47297297361.8243243241.216216220.42809167280.33381982760.14836436780.9102758681-0.006181821753-0.05012287908-0.00006718884595
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61.832240.93333333330.12252.48979591862.2448979641.496598640.43393586010.33837704210.15038979650.92270269860.012426830540.10144351460.0001359832635
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72.1352551.06250.12916666672.36129032359.0322580639.354838710.39029843910.30434919890.13526631060.8299139486-0.09278875005-0.7183645165-0.000962955116
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82.442861.1916666670.12916666672.36129032359.0322580639.354838710.39029843910.30434919890.13526631060.8299139486000
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92.7453171.3208333330.12916666672.36129032359.0322580639.354838710.39029843910.30434919890.13526631060.8299139486000
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