Question

POMOZCIE :)

Oblicz mase czlowieka biegnacego z predkoscia 18 km/h jezeli jego ped wynosi 275 m*kg/s.

Answer 1

Dane:
V = 18km/h = 5m/s
p = 275 kg* m/s

szukane:
m = ?

p = Vm
m = p :V
[m] = [ kg*m/s *s/m] = [kg]
m = 275 : 5
m = 55kg

masa tego czlowieka to 55kg