dynamics lab report
Sheet1
| Weight ( grams ) | LV strain | measure strain | strain ( ustrain ) | MOMENT ( N mm ) | Beam Stress (Mpa) | ||||
| 0 | 0.0167327 | 0 | 0 | 0 | 0 | Ls in mm | 125.6 | ||
| 50 | 0.0167234 | 0.0000093 | 9.3 | 61.6068 | 0.410712 | ||||
| 100 | 0.0167143 | 0.0000184 | 18.4 | 123.2136 | 0.821424 | Height in mm | 6 | ||
| 150 | 0.0167137 | 0.000019 | 19 | 184.8204 | 1.232136 | ||||
| 200 | 0.0167038 | 0.0000289 | 28.9 | 246.4272 | 1.642848 | Width in mm | 25 | ||
| 250 | 0.0167004 | 0.0000323 | 32.3 | 308.034 | 2.05356 | ||||
| 300 | 0.0166957 | 0.000037 | 37 | 369.6408 | 2.464272 | hanger mass in grams | 50.1 | ||
| c | 3 | mm^4 | |||||||
| i | 450 | mm^4 | |||||||
| E | 66.5244459057 | =SLOPE(Stress,Strain)*1000 | |||||||
| R^2 | 0.9689484089 | =RSQ(Stress,Strain) | |||||||
| E from Ref | 70 | ||||||||
| Error from Measurements | 4.97% | ||||||||
| Calibration Factor | 8.0986732681 |
Stress vs Strain
0 9.3000000000002796 18.399999999998279 18.999999999998185 28.899999999998371 32.299999999998995 36.999999999998842 0 0.41071200000000008 0.82142400000000015 1.2321360000000001 1.6428480000000003 2.0535600000000001 2.4 642720000000002
Strain in uPA
Stress in Mpa