A simple pendulum has a length of 46.8 cm, and after released at an angle of 25.0 degrees, passes through the equilibrium 4 times in 6.4 sec. What is the acceleration due to gravity at this place?

Principles of Physics: A Calculus-Based Text
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Author:Raymond A. Serway, John W. Jewett
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Chapter12: Oscillatory Motion
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A simple pendulum has a length of 46.8 cm, and after released at an angle of 25.0
degrees, passes through the equilibrium 4 times in 6.4 sec. What is the acceleration
due to gravity at this place?
Transcribed Image Text:A simple pendulum has a length of 46.8 cm, and after released at an angle of 25.0 degrees, passes through the equilibrium 4 times in 6.4 sec. What is the acceleration due to gravity at this place?
Expert Solution
Step 1

Time period = T1.75T = 6.4 secT= 3.65 secLength = 46.8 cm  = 0.468 m Using formula for time period of pendulum T= 2πLg

 

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