a pendulum takes 25s to complete 20osiilattions . calculates it's time period and frequency
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Answer:
Time Period
time required to complete twenty oscillation=25s
time taken to complete one oscillation=25/20=1.25s
Frequency
F = 1 / t
= 1 / (25/20)
= 4/5 hertz
= 0.8 hertz
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