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Physics
Physics
Problem
A simple pendulum of length
0.90
m
0.90\,\text{m}
0.90
m
completes
20
20
20
oscillations in
38
s
38\,\text{s}
38
s
. Calculate the local value of
g
g
g
(in
m
s
−
2
\text{m}\,\text{s}^{-2}
m
s
−
2
). a)
10.8
10.8
10.8
b)
9.8
9.8
9.8
c)
11.0
11.0
11.0
d)
9.0
9.0
9.0
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