Consider a 1 kg object attached to a spring with a spring constant of 650 N/m. Assume the system is damped with a damping coefficient of 10 kg/s and an external force Fe(t) = 100cos(ωt) . What is the missing parameter ω?
a) ω = 2
b) ω = 5
c) ω = 10
d) ω = 20