WAEC Physics 2018 Objective — Question 17
Question 17 of 50 from the West African Examinations Council (WAEC) Physics 2018 Objective paper, with the correct answer and a full explanation.
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The bob of a simple pendulum takes 8.0s to complete 10 oscillations. Determine the frequency of oscillation of the bob
- A. 0.80Hz
- B. 1.25HzCorrect
- C. 7.50Hz
- D. 8.00Hz
Explanation
Frequency = number of oscillations/time = 10/8.0 = 1.25Hz.
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