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The pendulum is released from P. It takes 0.2 s to swing from P to Q and takes another 0.2 s to swing from Q to R. The pendulum is at its lowest point at R. What is the frequency of pendulum? |
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Answer» The pendulum is released from P. It takes 0.2 s to swing from P to Q and takes another 0.2 s to swing from Q to R. The pendulum is at its lowest point at R. What is the frequency of pendulum? |
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