The length L of a simple pendulum varies directly as the square of its period...
MATHEMATICS
JAMB 2004
The length L of a simple pendulum varies directly as the square of its period T. If a pendulum with period 4 sec. is 64 cm long, find the length of pendulum whose period is 9 sec
- A. 96 cm
- B. 324 cm
- C. 36 cm
- D. 144 cm
Correct Answer: B. 324 cm
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