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Unformatted text preview: e of the following equations is
correct for the magnitude of ? Note: The correct free body diagram is worth 1 point of partial credit. Since the block moves at a constant velocity, the
forces on it are balanced. In the vertical direction,
this implies In the horizontal direction, Then Bringing the terms containing to one side of the equation gives This implies equation B. Note that one would expect that pushing downward at too big
an angle would make the box unable to move. Only B and E are consistent with this fact....
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- Fall '12