Posted by **Harmonie** on Sunday, December 5, 2010 at 10:45am.

a simple pendulum with the length of 2.08m oscillates. the acceleration of gravity is 9.8 m/s^2.how many complete oscillations does the pendulum make in 3.75 min?

- physics -
**drwls**, Sunday, December 5, 2010 at 11:10am
Get the period P from:

P = sqrt(L/g)

Then compute (225 seconds)/P

That will be the number of oscillations.

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**Anonymous**, Sunday, October 26, 2014 at 10:55pm
27. A simple pendulum makes 120 complete oscillations in 3.00 min at a location where g= 9.80 m/s2. Find (a) the period of the pendulum and (b) its length

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