HOMOKINETICS II
ANSWER SHEET # 3
1. (a) s=l t x s = l x t t x s = l t=l t= 50 m t= 33.33 s
t t s s 1.5 m/s
t = l t= 50 m t=41.67 s
t 1.2 m/s
(b) s= l s= 100 m s=100 m s = 1.3 m/s
t 33.33 s + 41.57 s 75 s
(c) v = d
v = 0 v = 0
t 75 s
2. . (a) s= l s=1500 m s=7.15 m/s
t 209.67 s
(b) s= l s=800 m s=7.04 m/s
t 113.7 s
s= l s=700 m s=7.29 m/s
t 96 s
(c) s= l s=400 m s=7.21 m/s
t 55.5 s
s= l s=400 m s=6.87 m/s
t 58.25 s
s= l s=400 m s=7.13 m/s
t 56.1 s
s= l s= 300 m s=7.52 m/s
t 39.9 s