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VIDEO MUHASABAH

CODING SOAL A

import numpy as np

from math import *

g = 9.81

m1 = eval(input("Massa benda 1= "))

m2 = eval(input("Massa benda 2= "))

m3 = eval(input("Massa benda 3= "))

u = eval(input("Koefisien gesekan = "))

a = eval(input('Percepatan= '))

alpha = eval(input("Sudut yang diketahui = ")) #ubah derajat menjadi radian

v = sin(alpha)

w = cos(alpha)

A = np.array([[1, 0, 0], [0, 1, 0], [0, 0, 1]], dtype='float')

b = np.array([(m1*g*(v-(u*w))-(m1*a), m2*g*(v-(u*w))-(m2*a), m3*g*(v-(u*w)))])

n = len(b) for k in range(0,n-1):

 for i in range (k+1,n):
   if a[i,k] != 0.0:
     lam = a[i,k]/a[k,k]
     a[i,k+1:n] = a[i,k+1:n]-lam*a[k,k+1:n]
     b[i] = b[i] - lam*b[k]

for k in range(n-1,-1,-1):

 b[k] = (b[k] - np.dot(A[k,k+1:n],b[k+1:n]))/A[k,k]

print(list(b[k]))

VIDEO SOAL A

CODING SOAL B

from math import *

from sympy import *

g = 9.8

rho = 1.2

area = 1.5

cd = eval(input('Koefisien hambat udara= '))

u = eval(input('Koefisien hambat gesekan= '))

m = eval(input('Massa kendaraan= '))

s = eval(input('Jarak yang diinginkan= '))

a = eval(input('Percepatan yang diinginkan= '))

v2 = eval(input('Kecepatan Akhir yang diinginkan= '))

v1 = 0

for v1 in range (0,v2):

   fdrag = ((cd*area*rho*(v2**2))/2)
   fz = (fdrag+(u*m*g))/m
   atot = a-fz

t = v2/atot

s = v1*t+(0.5*atot*t**2)

print('Dengan kecepatan akhir', v2, 'm/s,', '\n','maka waktu yang ditempuh adalah', t, 's', '\n','dengan jarak', s, 'm')

VIDEO SOAL B