physlab3

# physlab3 - i x ave ) 2 N 1 s = sqrt [(0.0314 0.0313) 2 +...

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Sample Calculations Average = (0.0313s + 0.0314s + 0.0312s + 0.0313s + 0.0313s)/5 = 0.0313 s Velocity v = Δx = 1.467 m = 3.24 m/s Δy 0.4523 s Predicted time t = v oy + sqrt(v oy 2 + 2gh) = g t = 3.23 m/s * sin(30) + sqrt[(3.23 m/s * sin(30)) 2 + 2(9.81 m/s2)(1.075 m) ] 9.81 m/s 2 t= 0.6607 s Predicted range R = v ox (t) R = 3.23 m/s * cos(30) * 0.6607 s R = 1.846 m Percent Error % error = experimental – theoretical * 100 theoretical % error = 1.800 m – 1.846 m * 100 1.846 m % error = -2.49% Standard deviation s = sqrt Σ(x

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Unformatted text preview: i x ave ) 2 N 1 s = sqrt [(0.0314 0.0313) 2 + (0.0313 0.0313) 2 + (0.0312 0.0313) 2 + (0.0313 0.0313) 2 + (0.0313- 0.0313) 2 ] 5-1 s = sqrt 4 s = 0.0000 u velocity u velocity = sqrt [ (u x ) 2 + (u t ) 2 ] x t u velocity = sqrt [ (0.001 ) 2 + (0.001) 2 ] 1.467 0.4521 u velocity = 0.023 m/s u range u range = sqrt [ (u velocity ) 2 + (u t ) 2 ] x t u range = sqrt (0.023) 2 + (0.3333) 2 3.23 0.6416 u range = 0.0524 m...
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## This lab report was uploaded on 03/31/2008 for the course CHEM 262 taught by Professor Forbes during the Spring '08 term at UNC.

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physlab3 - i x ave ) 2 N 1 s = sqrt [(0.0314 0.0313) 2 +...

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