pendulum - Paul Gonzales Conservation of Energy Pendulum...

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Paul Gonzales Conservation of Energy – Pendulum Velocity Data (m/s) h(m) 0.15 0.2 0.25 0.3 0.35 Trial # 1 0.545 0.648 0.709 0.794 0.85 2 0.553 0.658 0.716 0.793 0.867 3 0.578 0.652 0.716 0.786 0.891 4 0.584 0.652 0.731 0.793 0.894 5 0.589 0.652 0.736 0.795 0.892 Std Dev 0.019588262 0.003577709 0.011371016 0.003563706 0.019511535 Std Dev*100/Avg 3.437743382 0.548391901 1.575805957 0.449849272 2.220247502 Corrected Average 1.639150685 1.876767123 2.075835616 2.278931507 2.528054795 Constants h1(m) g (m/s2) Diameter(m) m(kg) Real Diameter (m) 0.085 9.8 0.0073 0.1 0.021 Data Table h2(m) Δh(m) PEmax (J) Avg vmax(m/ s) KEmax (J) % Difference 0.235 0.15 0.147 1.639150685 0.134340748 8.999230774 0.285 0.2 0.196 1.876767123 0.176112742 10.68883487 0.335 0.25 0.245 2.075835616 0.215454675 12.83310878 0.385 0.3 0.294 2.278931507 0.259676441 12.39841786 0.435 0.35 0.343 2.528054795 0.319553052 7.077757084 Slope 0.926506748 - 0.00596 6622 Uncertainty 0.046159096 0.01175 2635 % uncertainty = uncertainty * 100 / slope =0.046159096* 100 /0.926506748= 4.98 %
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pendulum - Paul Gonzales Conservation of Energy Pendulum...

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