PHY 215 Lab_ #6_ Equilibrium of a Rigid Body.docx - Laboratory#6 Equilibrium of a Rigid Body Title Page Format(10 pt max Results and Discussion(65 pt

PHY 215 Lab_ #6_ Equilibrium of a Rigid Body.docx -...

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Laboratory #6: Equilibrium of a Rigid Body Title Page & Format __ (10 pt. max) Results and Discussion __ (65 pt. max) Data & Graphical Presentation __ (20 pt max) Data Analysis __ (30 pt max) Description & Discussion of Results __ (15 pt max) Conclusions __ (20 pt. max) References __ (5 pt. max) Total Grade: ______ (100pt max) Results and Discussion Data and Graphical Presentation : CENCO Non-Concurrent Force apparatus #: 1 Table 1. Parallel Forces on the Non- Concurrent Force Apparatus
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Source of Torque Force Sensor #1 Force Sensor #2 Weight of Apparatus Weight of 500-g Load Amount of Force () F 1 6.7N F 2 7.0N W app 8.6N W load 4.8N Position of Force () X 1 .06m X 2 .41m X CG experimental: .297m X 4 .15m X CG measured: .285m Direction of Force () Θ 1 77° Θ 2 77° Θ 3 77° Θ 4 77° Percent Error in Experimental Center of Gravity for Parallel Forces : 4.21% Table 2. Non- Parallel Forces on the Non- Concurrent Force Apparatus Source of Torque Force Sensor #1 Force Sensor #2 Weight of Apparatus Weight of 500-g Load Amount of Force () F 1 6.4N F 2 7.3N W app 8.6N W load 4.8N Position of Force () X 1 .06m X 2 .41m X CG experimental: .309m X 4 .15m X CG measured: .285m Direction of Force () Θ 1 83° Θ 2 67° Θ 3 73° Θ 4 73° Percent Error in Experimental Center of Gravity for Non-Parallel Forces : 8.42%
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Data Analysis : X cg (experimental)=(X 1 F 1 + X 2 F 2 - X 4 W load ) / W app Table 1 : X cg (experimental)=((.06m)(6.7N) + (.41m)(7.0N) - (.15m)(4.8N)) / (8.6) = .297 Percent Error: ((measure-experimental)/measured) * 100% ((.285-.297)/.285) * 100% = 4.21% Table2 : X cg (experimental)=((.06m)(6.4N) + (.41m)(7.3N) - (.15m)(4.8N)) / (8.6) = .309 Percent Error: ((measure-experimental)/measured) * 100% ((.285-.309)/.285) * 100% = 8.42%
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