Question: A lumped mass ( machine foundation ) subject to steady - state forced vibrations with viscous damping is conceptually illustrated below ( next page )
A lumped mass machine foundation subject to steadystate forced vibrations with viscous damping is conceptually illustrated below next page
A Using Excel software, program your own computational driver spreadsheet to generate a full set of frequency response curves last page relating the magnification factor N to the frequency ratio omega omega n defined by the steady, sinusoidally varying harmonic force acting on the lumped mass.
NOTE : You are required to generate frequency response curves for the following
specific values of damping ratio, D and
NOTE : You are required to set the horizontal scale to a final value, omegaomega n
B For each specified value of damping ratio D under question A above, calculate the magnification factor N under resonance and report your results in a reasonably organized, tabular fashion.
I need help writing the equation for Excel please
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