A 125-lb woman stands in the center of an end-supported board and causes a midspan deflection of 1.07 in. If she flexes

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A 125-lb woman stands in the center of an end-supported board and causes a midspan deflection of 1.07 in. If she flexes

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A 125 Lb Woman Stands In The Center Of An End Supported Board And Causes A Midspan Deflection Of 1 07 In If She Flexes 1
A 125 Lb Woman Stands In The Center Of An End Supported Board And Causes A Midspan Deflection Of 1 07 In If She Flexes 1 (44.89 KiB) Viewed 12 times
A 125-lb woman stands in the center of an end-supported board and causes a midspan deflection of 1.07 in. If she flexes her knees slightly in order to cause a vertical vibration, what is the frequency f, of the motion? Assume elastic response of the board and neglect its relatively small mass. OO Answer: fn = i Ma 0.33073 JUUL 1.07" Hz
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