Solution 1 known x r x r and j o mr

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Unformatted text preview: Without rotational inertia, ! n = 51.64 rad/s 3 1.65 Consider the disk of Figure P1.65 connected to two springs. Use the energy method to calculate the system's natural frequency of oscillation for small angles Problem 4 Use Lθ(t). agrange’s method to derive the equation of motion in terms of θ (t ) and the natural frequency for the system shown below. Solution: 1 ˙ ˙ Known: x = r! , x = r ! and J o = mr 2 2 Kinetic energy: 1 1 " mr 2 % 1 ˙ ˙...
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