Pendulum collision lab

# Pendulum collision lab - Data and Results + Data...

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Data and Results + Data Acquisition and Analysis: Part 1 (and Number 1) Distance Ball Traveled Table 1 Angle h (cm) Trial 1 (cm) Trial 2 (cm) Trial 3 (cm) Trial 4 (cm) Trial 5 (cm) Average D (cm) sd D (cm) ΔD (cm) 70 49.3 117.5 119.1 121.1 122.6 117.5 119.6 2.015 5 0.901 60 37.5 104 106 106.8 107.7 108 106.5 1.433 9 0.641 52 28.8 97.3 97.3 92.5 91.9 90 93.8 2.974 6 1.33 Trial refers the distance (D) the ball travels after being hit. l (length of string) = 75cm h (vertical distance between the two balls) = l (1 – cos Θ) L (distance from initial ball position to the ground) = 81.0cm sd of D = standard deviation of D ΔD = SDM of D Number 2 and 3 Table 2 Angle h (cm) D Th (cm) (D Th ) 2 (cm 2 ) Average D (cm) ΔD (cm) 2DΔD (cm) η η*100% 70 49.3 126.4 15976.9 6 119.6 0.901 215.519 2 0.1047 10.5% 60 37.5 110.2 12144.0 4 106.5 0.641 136.533 0.06602 6.6% 52 28.8 96.6 9331.56 93.8 1.33 249.508 0.05713 5.7% D Th = √(4Lh) , L = 81.0cm (.81m) Average D = D_bar 2DΔD, The D is actually D_bar or D average

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## This note was uploaded on 06/13/2011 for the course A 1 taught by Professor 1 during the Spring '11 term at Al Akhawayn University.

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Pendulum collision lab - Data and Results + Data...

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