" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
dik :
m = 200 kg
t = 10 s
Vo = 0
Vt = 72 km/jam
dit : F ?
dijwab :
Vt = (72x1000)/3.600
= 20 m/s
a = (Vt-Vo)/ t
= (20-0)/10
= 20/10
= 2 m/s²
F = m x a
= 200 x 2
= 400 N
nomor 15 :
dik :
g = 10 m/s²
m = 75 kg
dit : W ?
dijawab :
W = m x g
= 75 x 10
= 750 N