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.

physics  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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