LABCODE
unknown
python
20 days ago
995 B
4
Indexable
# Web VPython 3.2 from vpython import * scene = canvas(background=color.white) ground = box(pos=vec(0,-0.02,0), size=vec(3,0.02,0.4), color=color.green) v_graph = graph(title='Falling Speed (red=1 filter, blue=4 filters)', xtitle='t', ytitle='v') m1v = gcurve(graph=v_graph, color=color.red) m4v = gcurve(graph=v_graph, color=color.blue) g = vec(0,-9.779,0) # g at Mexico City, probably Santa Fe is similar m1 = 8.52e-3 # mass of coffee filter rf = 5.8e-2 # radius of filter A = pi*rf**2 h0 = 2.03 # drop height - Part 8, try different ones until you get terminal velocity t1 = 1.44 # time to drop 1 filter t4 = 0.88 # time to drop 4 filters m4 = 4*m1 # mass of 4 filters rho = 1.045 # Density C = 0 # try different numbers/drag coefficient until the drop time # of your model matches the experimental data for 1 filter f1 = cone(pos=vec(-1,h0,0), axis=vec(0,-1,0), size=vec(0.1,1.0,0.1), color=color.red, radius=0.1, make_trail=True) f1.p = vec(0,0,0) f1.v = f1.p/m1
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