54 k - n _i „ 2tt
-= 1,9 s , T -—-3,3 s
25(m6 + 3 m2 + 6ml) coQ
Ad 1. A = —Jx + 4^o =3,7cm, tg/= ^1-0,1085 o>0 *0
x = Asin(coQt-ł-y) = 3,7sin(l,9/ + 6°12') cm
Ad 2. a = 0,02 rad, tg/ = 0,0968 ę = 0,02 sin(l, 936/ + 5°32 ’) rad
12 k
- = 2,877 s~\ T = 2,18 s, tg - +oo
Ad 3. u V 3/n, + 9/w, 4- 4m
a = 0,05 rad, ę - 0,05 sin(2,877/ + 90°) rad
co„= --3,162 s, T = l,99s
Ad4, >4 = 1,897cm, tg/ = 0, x-l,897sm(3,162/)cm
ę = 0,02 sin(l,936/ + 5°32') rad
Ad 5.
ty = B^ = I1,18s^\ T = 0,56s
a = 0,0438 rad, tg/ = 2,236, ^ = 0,043 8 sin(l 1,18/4- 65°54')rad