Fysik 1/Logbog uge 39

<pre>
# -*- coding: utf-8 -*-
from visual import *
from random import gauss

ball=sphere(pos=(0,0,0),radius=0.05,color=color.blue)

arrowtails="atorigin"
#avec=arrow(color=color.green,shaftwidth=0.1)
#vvec=arrow(color=color.yellow,shaftwidth=0.3)
ball.mass=5

ball.acceleration=vector(0,-9.82,0)
path=curve(radius=0.01,color=color.red)
autoscale=1 #this off auto scaling!
scene.range=(2,1,2) #gives the property range to the scene object
scene.center=(1.5,0,0)
dt=0.0002 #dt is delta t and is 0.1 second if we are using MKS
#loop for 5 seconds:

throws = 25 #hvor mange gange der skal kastes
thrown = 0 # hvor mange gange der er kastet

# til statistik
gennemsnit = 2.768
intervaller = 

while thrown < throws:
    
    ball.pos = (0,0,0)
    ball.velocity=vector(gauss(3.71,0.134),gauss(3.71,0.134),0)

    thrown += 1
    t=0 #start at time 0
    
    while ball.pos.y >= 0:
        #rate(1000) #slows animation by 1/arg seconds
        ball.velocity = ball.velocity+ball.acceleration*dt
        ball.pos=ball.pos+ball.velocity*dt
        t=t+dt
        path.append(pos=ball.pos)
        #avec.axis=ball.acceleration
        #vvec.axis=ball.velocity
        #if arrowtails=="onball":
        #    avec.pos=ball.acceleration
        #    vvec.pos=ball.vel
        #if arrowtails=="atorigin":
        #    avec.pos=ball.pos
        #    vvec.pos=ball.pos

    print "----"
    print thrown
    print t
    print ball.pos.x

    totlen += ball.pos.x
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