Respuesta:
Explicación:
m = 200 kg
P = 2000 Watts
d= 400 m
F = 500 N
fr = 100 N
W=?
t=?
W = Ft x d
W = (F - fs) x d
W = (500 N - 100 N) x 400 m
W = 400 N x 400 m
W = 160000 Joules
W
P = -------
t
W 160000 Joules
t = ---------- = ---------------------------- = 8 seg
P 20000W
t= 8 seg
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Respuesta:
Explicación:
m = 200 kg
P = 2000 Watts
d= 400 m
F = 500 N
fr = 100 N
W=?
t=?
W = Ft x d
W = (F - fs) x d
W = (500 N - 100 N) x 400 m
W = 400 N x 400 m
W = 160000 Joules
W
P = -------
t
W 160000 Joules
t = ---------- = ---------------------------- = 8 seg
P 20000W
t= 8 seg