Question: 1 0 . 1 0 Find the first three natural frequencies of torsional vibration of a shaft fixed at x = 0 and a disk

10.10 Find the first three natural frequencies of torsional vibration of a shaft fixed at x=0 and a disk of mass moment of inertia I1=20kg*m2rad attached at x=l. Shaft: uniform circular cross section of diameter 20 mm and length 1 m ; material of shaft: steel with =7800kgm3 and G=0.81011Nm2. Please need accurate sol for w1 w2 w3 feel free to use matlab or analytical
1 0 . 1 0 Find the first three natural

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