Odpowiedzi

Najlepsza Odpowiedź!
2009-11-08T22:04:41+01:00
Ek = (m*v^2)/2

m - masa = 1.2t = 1200kg
v = 80mil/h
==
1 mila = 1600m

1 [mila/h] = 0.44704 [m/s]
80 [mil/h] = x [m/s]

x = 35.76[m/s]
==

Ek = (1200*35.76^2)/2
Ek = (1200*1278)/2
Ek = 1534533/2
Ek = 767266.5 [J] = 767.3 [kJ] = 0.77 [MJ]