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The balls are connected by very lightweight rods pivoted at the point indicated by a dot. The rod lengths are all equal except for A,

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The balls are connected by very lightweight rods pivoted at the point indicated by a dot. The rod lengths are all equal except for A, which is twice as long. Rank in order, from least to greatest, the magnitudes of the net gravitational torques about the pivots for arrangements A to D. 2m 2m A. B. 2m 171 C. D

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