Determine the natural frequency of the beam

Reference no: EM131784427

A given beam was vibrated by an eccentric mass shaker of mass 5.44 kg at the midspan, and resonance was found at 435 cps.

With an additional mass of 4.52 kg, the resonant frequency was lowered to 398 cps.

Determine the natural frequency of the beam.

Reference no: EM131784427

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