A 50 kg pump is to be placed at the midspan of a 2.8-m simply supported steel (E 200 109 N/m2) beam. The beam is of rectangular cross section of width 25 cm. What are the allowable values of the cross-sectional height such that the natural frequency is outside the range of 50 to 75 Hz
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A 50 kg pump is to be placed at the midspan of a 2.8-m simply supported steel (E 200 109 N/m2) beam....
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