A pendulum experiences simple harmonic motion with a period of2 sec. To use the

Question

A pendulum experiences simple harmonic motion with a period of2 sec. To use the small angle approximation, the swing angle of thependulum must be less than what angle? b) What is the length of the pendulum? Thank you A pendulum experiences simple harmonic motion with a period of2 sec. To use the small angle approximation, the swing angle of thependulum must be less than what angle? b) What is the length of the pendulum? Thank you

Explanation / Answer

We know that          T = 2L/g ==> L = T2g / 42            = 4 * 9.8 / 4 * 3.14 * 3.14            = 0.9939 m

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