Mira esto talvez te ayude
Respuesta:
F = 400 N
Explicación:
Datos:
d = 800 m
vo=0
t = 4 seg
a =?
m = 4 kg
F =?
d = vot + 0.5at²
d = 0.5at²
d
------------- = a
0.5 t²
800 m
-------------------- = a
0.5 (4 seg)²
---------------- = a
0.5 x 16 seg²
8 seg²
100 m/s² = a
F = m x a
F = 4 kg x 100 m/s²
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Mira esto talvez te ayude
Respuesta:
F = 400 N
Explicación:
Datos:
d = 800 m
vo=0
t = 4 seg
a =?
m = 4 kg
F =?
d = vot + 0.5at²
d = 0.5at²
d
------------- = a
0.5 t²
800 m
-------------------- = a
0.5 (4 seg)²
800 m
---------------- = a
0.5 x 16 seg²
800 m
---------------- = a
8 seg²
100 m/s² = a
F = m x a
F = 4 kg x 100 m/s²
F = 400 N