Odpowiedzi

2009-11-08T22:19:29+01:00
Vp * t - at^2 = 50
Vp * 10 - a * 100 = 50
Vp-10a = 5

Vk=Vp-at^2
0=Vp-at^2
Vp=at^2
Vp=100 *a

100a-10a=5
90a=5

a=1/18 m/s2
Vp= 100 * 1/18 = 5,56 m/s2