CIMG3844id289

3_d = a_A +3*04 +3" ot

a_A=0

a" a< = to-} AD = 30^ł0.388 = 349.2-^-

s

a¹ da =s₂AD = -^^lAD = 0, a?₂= const di

3_b = a_D +ff'© +5"bd +3 sd

*"«,=    = 444.68-=-

r 0.3    s²

a^cED = 2co₂v_ED =2-30-11.55 = 693-— a, =99.48^-a'«> = 44.28-—

<*« =a, =99.48^-

^/>*₎ = -asi^m P_n =99.48*5 = 497iV

£P₃ =    + V +    +G, = 0

G = m*g = 5*9.81 = 49N P„'=2.4N

p ^C -p *

•3 "Ol

P_n^m~2AN

/?/*2.4Af

p r - P r MB Ol

V =2.4^

= 44,8//