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2010-03-25T19:35:49+01:00
Zadanie 1.
m =?
F = 30 N
a = 5 m/s
a = F/m |*m
a*m = F |:a
m = F/a
m = 30/5
m = 6 kg

m = [N/m/s2] = [kg*m/s2/m/s2] = [kg]

zadanie 2.
a = ?
F = 2N
m = 10kg
a = F/m
a = 2/ 10
a = 0,2 m/s2

a = [N/kg] = [kg*m/s2/kg] = [m/s2]