lecture20_clicker - In-class quiz A meter stick has a...

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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 fulcrum. 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. B. C. D. mgR 0 TR MgR ...
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lecture20_clicker - In-class quiz A meter stick has a...

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