" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Los datos son:
vi = 0 m/s
vf = 90 km/h
t = 5 s
a = ?
Convertimos las unidades al SI
vf = (90 km/h) (1000 m) / (1 km) (1 h) / (3600 s) = 25 m/s
Calculamos la aceleración
a = (vf - vi)/t
a = (25 m/s - 0 m/s)/5s
a = (25 m/s)/5s
a = 5 m/s²------------------Respuesta
t: 5 s 90km/h*1000/3600: 25 m/s
vi: 0 m/s
vf: 90 km/h - 25 m/s
a:?
a: vf-vi/t
a:25-0/5 s
a: 5 m/s2