Posted by **Albert** on Sunday, December 5, 2010 at 3:44pm.

A man enters a tall tower, needing to know its height. He notes that a long pendulum extends from the ceiling almost to the floor and that its period is 28.0 s.

(a) How tall is the tower?

m

(b) If this pendulum is taken to the Moon, where the free-fall acceleration is 1.67 m/s2 what is the period there?

s

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