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Suppose we take a 1 m long uniform bar and support it at the 27 cm mark. Hanging a 0.31 kg mass on the short end of the beam results in the system being in balance. Find the mass of the beam.
11 years ago

Answers

Damon
clockwise moments about support (ignoring g which cancels)

(50 - 27) m - 27(.31) = 0
23 m = 8.37
m = 0.364
11 years ago

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