A rod of length L is hinged at one end. The moment of inertia as the rod rotates around that hinge is ML2/3 . Suppose a 2.00-m rod with a mass of 6.00 kg is hinged at one end and is held in a horizontal position. The rod is released as the free end is allowed to fall. What is the angular acceleration as it is released?
a. 1.09 rad/s2 b. 4.50 rad/s2
c. 7.35 rad/s2 d. 0.82 rad/s2
e. 4.90 rad/s2
c
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The Moon always presents the same face to Earth because
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