A uniform fixed-fixed beam of length (2 l) is supported on a pin joint at the midpoint
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A uniform fixed-fixed beam of length \(2 l\) is supported on a pin joint at the midpoint as shown in Fig. 8.38. Derive the frequency equation for determining the natural frequencies of vibration of the continuous beam.
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FIGURE 8.38 Fixed-fixed beam with simple support at middle.
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