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