A pendulum consists of a 320-g solid ball 15.0 cm in diameter, suspended by an
Chapter 13, Problem 55(choose chapter or problem)
A pendulum consists of a 320-g solid ball 15.0 cm in diameter, suspended by an essentially massless string 80.0 cm long. Calculate the period of this pendulum, treating it first as a simple pendulum and then as a physical pendulum. Whats the error in the simple-pendulum approximation? (Hint: Remember the parallelaxis theorem.)
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