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A Horizontal Plank (M = 2

Question 5

Multiple Choice

A horizontal plank (m = 2.0 kg, L = 1.0 m) is pivoted at one end. A spring (k = 1.0 × 103 N/m) is attached at the other end, as shown in the figure. Find the angular frequency (in rad/s) for small oscillations. A horizontal plank (m = 2.0 kg, L = 1.0 m)  is pivoted at one end. A spring (k = 1.0 × 10<sup>3</sup> N/m)  is attached at the other end, as shown in the figure. Find the angular frequency (in rad/s)  for small oscillations.   A)  39 B)  44 C)  55 D)  66 E)  25


A) 39
B) 44
C) 55
D) 66
E) 25

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