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Question
A pendulum makes 400 oscillations in 10 seconds. Calculate the frequency and time period of oscillation of the pendulum in milliseconds.
A pendulum makes 400 oscillations in 10 seconds. Calculate the frequency and time period of oscillation of the pendulum in milliseconds.
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Solution
Each point: 1 Mark
1. Given that 400 oscillations are made by the pendulum for 10 seconds.
We know that the number of oscillations made per second is called its frequency 400/10 = 40
2. Time period = 1/ Frequency
1/40
= 0.025 s
= 25 ms
Each point: 1 Mark
1. Given that 400 oscillations are made by the pendulum for 10 seconds.
We know that the number of oscillations made per second is called its frequency 400/10 = 40
2. Time period = 1/ Frequency
1/40
= 0.025 s
= 25 ms
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