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## Homework Statement

A horizontal plank (m = 2.0 kg, L = 1.0 m) is pivoted at one end. A spring

(k = 1.0 x 10

3

N/m) is attached at the other end, as shown in the figure. Find the angular frequency

(in rad/s) for small oscillations

## Homework Equations

w = (mgd/I)^0.5 I= 1/3 ML^2

## The Attempt at a Solution

w = (2*9.8*1/ (2/3)