O 1 g i 1 n w i y i i 1 n w i y i 2 displaystyle omega _1approx sqrt frac gsum _i1nw_iy_isum _i1nw_iy_i2. For a shaft that is divided into n segments the first natural frequency for a given beam in rads can be approximated as. Write x1 xt1 and x2 xt2.
An increase in the damping diminishes the peak response however it broadens the response range.
F natural frequency in Hertz. How to Calculate the Natural Vibration Frequency of a Steel Tube. When using SI units frequency is measured in units of hertz which we abbreviate as Hz. An alteration in either speed or wavelength will result in an alteration of the natural frequency.