" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
∑F = ma
∑Fx = 0
F - Fr - mgsen30º = 0 ------ (1)
∑Fy = 0
N - mgcos30º = 0
N = mgcos30º ------ (2)
2 en 1
F - Fr - mgsen30º = 0
F - u.N - mgsen30º = 0
F = mgsen30º + u x mgcos30º
F = 50kg x 9.81m/s^2xsen30º + 0.25 x 50kg x 9.81m/s^2xcos30º
F = 351.45N
F = 352 N