Physics > 2000 > 5
JAMB UTME
A simple pendulum has a period of 17.0s. When the length is shortened by 1.5m, its period is 8.5s. Calculate the original length of the pendulum.
A.
1.5m
B.
2.0m
C.
3.0m
D.
4.0m
Answer: B
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