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Unformatted text preview: In-class quiz
A meter stick has a fulcrum at its midpoint.
A 100 gram weight is hanging 20 cm from the
A second weight is balancing at a spot 50 cm from
the other side of the fulcrum. What is the mass of
the second weight? A. 40 gm
B. 30 gm
C. 20 gm
D. 5 gm
E. 2 gm In-class quiz
What is the torque applied to
the reel by the cord? A.
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