LAB 2 - Measuring Time and Motion | |||||||||||
Distance - m | #1 Velocity - m/s | #2 Acceleration - m/s/s | |||||||||
AB | CD | EF | GH | AB | CD | EF | GH | AD | CF | EH | |
Time to | 0.048 | 0.128 | 0.208 | 0.288 | 0.048 | 0.128 | 0.208 | 0.288 | 0.128 | 0.208 | 0.288 |
50 | 0.0030 | 0.0160 | 0.0270 | 0.0380 | 0.1875 | 1.0000 | 1.6875 | 2.3750 | 8.4635 | 7.1615 | 7.1615 |
100 | 0.0085 | 0.0200 | 0.0320 | 0.0440 | 0.5313 | 1.2500 | 2.0000 | 2.7500 | 7.4870 | 7.8125 | 7.8125 |
200 | 0.0080 | 0.0210 | 0.0340 | 0.0460 | 0.5000 | 1.3125 | 2.1250 | 2.8750 | 8.4635 | 8.4635 | 7.8125 |
500 | 0.0110 | 0.0235 | 0.0360 | 0.0495 | 0.6875 | 1.4688 | 2.2500 | 3.0938 | 8.1380 | 8.1380 | 8.7891 |
Period = | 0.016 | s | |||||||||
#4 | Avg. acceleration = | 7.9753 | m/s/s | ||||||||
#5 | |||||||||||
a) | Absolute error = | 1.8347 | m/s/s | ||||||||
b) | Relative error = | -0.187 | |||||||||
c) | Error causes | ||||||||||
#6 | Use 1.5m for height | ||||||||||
time = | 0.553 | s | |||||||||
#7 | Slope | ||||||||||
50g | 9.0625 | m/s/s | |||||||||
100g | 9.2578 | m/s/s | |||||||||
200g | 9.9219 | m/s/s | |||||||||
500g | 10 | m/s/s | |||||||||
#8 | Avg slope = | 9.5605 | m/s/s | ||||||||