Can I plot the acceleration vs frequency

Hi all, I used Matlab to plot the acceleration vs time, where the acceleration and time are two vectors. Can I plot the acceleration vs frequency. Thanks in advance

Answer 1

[Walter Roberson]

Please see the documentation of fft()

[Muna Shehan]

Thank you Walter for your response, Is it ok to used fft for a dynamic system (vehicle suspension system)?.

Answer 2

[Star Strider]

If I understand correctly what you want to do, with a dynamical system, use the Control System Toolbox freqresp function.