Tugas Baru

from math import *

m = eval(input("Massa bomb : "))

g = 9.81

cd = eval(input("koef gesek udara: "))

v0 = 0

t0 = 0

dt = 1

w = g

fd = cd/m

error = 100

hat = []

def dvdt(w,fd):

   return w-(fd*(v0)**(1.5))

while error > 0.005:

   k1 = dvdt(t0, v0)

   k2 = dvdt(t0 + 0.5*dt, v0 + 0.5 * dt *k1)

   k3 = dvdt(t0 + 0.5*dt, v0 + 0.5 * dt *k2)

   k4 = dvdt(t0 + dt, v0 + dt * k3)

   v1 = v0 +(1.0/6.0)*(k1 + k2 * 2 + k3*2 + k4)

   t0 = t0 + dt

   error = ((v1-v0)/v1)*100

   v0 = v1

   hat.append(v1)

waktu = len(hat)

print ("tmaks: ", waktu +1)

print("Vt: ", v1)

credits : Eric Delbert

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