gonzalezeduardo_4622624_288548587_Experiment 14 Torques, Equilibrium, and Center of Gravity-1

xlsx

School

Palm Beach State College *

*We aren’t endorsed by this school

Course

2048

Subject

Physics

Date

Apr 3, 2024

Type

xlsx

Pages

Uploaded by eduarditog0108

PHY2048L EXPERIMENT 14: Torques, Equilibrium, and Center of Gravity 94.0% Student name 1 Eduardo Gonzalez 2 Taylor Roca 3 Nadia Ramjohn 4 5 6

Experiment 14: Torques, Equilibrium, and Center of Gravity Page 2 of 7 A. Apparatus with Point of Support at Center of Gravity Measured/based on procedure Excel calculated 95.2 72.74 9.8 24.25 49.9 DATA TABLE 1 100% Note: Convert units! Diagram* Case 1 124.25 15 34.9 0.425 Paste in folder 224.25 69.5 19.6 0.431 Percent diff. 1% Case 2(a) 124.25 30 19.9 0.434 Paste in folder 224.25 70 20.1 0.442 74.25 23.6 26.3 Percent diff. 2% Case 2(b) 124.25 20 29.9 0.364 Paste in folder 224.25 60 10.1 0.365 74.25 69.5 19.6 Percent diff. 0% Case 3 1 48.9 67.590 Paste in folder 224.25 64.6 14.7 67.412 Percent error 0% Mass specified in procedure + m c Mass of meter stick ( g ) Total mass of 3 clamps ( g ) = g (m/s 2 ) Average mass of one clamp, m c ( g ) = Balancing position (center of gravity) of meter stick, x 0 ( cm ) = Values (add m C to masses if clamps used) units = grams Moment (lever) arms units = cm Results units = N-m m 1 x 1 r 1 t CC m 2 x 2 r 2 t CW m 1 x 1 r 1 t CC m 2 x 2 r 2 t CW m 3 x 3 r 3 m 1 x 1 r 1 t CC m 2 x 2 r 2 t CW m 3 x 3 r 3 x 1 (known) r 1 m 1 (measured) m 2 (known) x 2 (from expt) r 2 m 1 (calculated) * Draw a diagram to illustrate each case, using the Case 1 diagram as an example.

Experiment 14: Torques, Equilibrium, and Center of Gravity Page 3 of 7 B. Apparatus Supported at Different Pivot Points Measured/based on procedure Excel calculated 95.2 72.74 9.8 24.2466667 22.3 0.952 96% DATA TABLE 2 Note: Convert units! Diagram* 90% Case 5(a) 124.25 1 21.3 0.259 95.2 51 28.7 0.268 26 Torque difference 3% 85% Case 5(b) 124.25 1 21.3 0.259 73.97 48 25.7 0.268 21.23 61.5 39.2 Torque difference 3% 36.8 0.0000 100% Case 6(a) 100 1 29.5 0.289 100 60 29.5 0.289 30.5 Torque difference 0% 100% Case 6(b) 100 1 34.5 0.338 100 70 34.5 0.338 35.5 Torque difference 0% 100% Case 6(c) 100 1 39.5 0.387 100 80 39.5 0.387 40.5 Torque difference 0% 100% Case 6(d) 100 1 0.436 46.7 100 90 0.436 45.5 Percent diff. 2.60% Mass specified in procedure + m c Mass of meter stick ( g ) Total mass of 3 clamps ( g ) = g (m/s 2 ) Average mass of one clamp, m c ( g ) = Balancing position (center of gravity) of meter stick, x 0 ( cm ) = Linear mass density of meter stick, m = mass/Length ( g /cm) = Values (add m C to masses if clamps used) units = grams Moment (lever) arms units = cm Results units = N-m m 1 x 1 r 1 t CC m 2 = mass of the entire meter stick. m 2 x 2 r 2 t CW x' 0 m 1 x 1 r 1 t CC m 2 = mass of the meter stick to right of fulcrum m 2 x 2 r 2 t CW m 3 = mass of the meter stick to left of fulcrum m 3 x 3 r 3 x' 0 D t 5b - D t 5a m 1 x 1 r 1 t CC m 2 x 2 r 2 t CW x' 0 m 1 x 1 r 1 t CC m 2 x 2 r 2 t CW x' 0 m 1 x 1 r 1 t CC m 2 x 2 r 2 t CW x' 0 m 1 x 1 t CC x' 0 (measured) m 2 x 2 t CW x' 0 (predicted) * Draw a diagram to illustrate each case, using the Case 1 diagram as an example.

Your preview ends here