AP Physics C: Mechanics Question of the Day
Test your knowledge with a hand-picked multiple-choice question.
A meter stick is nailed to a table at one end and is free to rotate in a horizontal plane parallel to the top of the table. Four forces of equal magnitude are applied to the meter stick at different locations. The figure below shows the view of the meter stick from above.
You may assume the forces and
are applied at the center of the meter stick, and the forces
and
are applied at the end opposite the nail.

What is the relationship among the magnitudes of the torques on the meter stick caused by the four different forces?
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