Porsche 911: par motor = 350 Nm, potencia = 221 Kw, velocidad =
280 Km/h, peso = 1750Kg,
Porsche 911: par motor = 350 Nm, potencia = 221 Kw, velocidad =
280 Km/h, peso = 1750Kg, dimetro de ruedas = 68cm.1- 280 Km/h a m/s
= 280 Km/h : 3,6 = 77,77m/s 1720 Kg a N = 1720 Kg x 9,8 = 16856
N
2- 280 Km/h a m/s = 280 Km/h : 3,6 = 77,77 m/s
3- 221 Kw a CV = 221 Kw x 1,36 = 300,56 CV4- 221 Kw a W = 221 Kw
x 1000 = 221000W N = L = f x d N = f x v
t t
f = N = 221000 Nm/s W = 2841 N v 77,77 m/s 5- r = D : 2 = 0,68 m
: 2 = 0,34m Mo = f x r
Mo = 2841 N x 0,34 m = 965,94 Nm 6- 18 min. a seg. = 18 x 60 =
1080 s
v = d d = v x t
t d = 77,77 m/s x 1080 s = 83991,6 m L = F x d = 2841 N x
83991,6 m = 238620135,6 Jm = P = 16856 N = 1720 N s2 Kg
g 9,8m/s2 m
Ec = m x v2 = 1720 Ns2/m x 77,772 m2/s2 = 5201428,69 J
2 2
