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34 votes
34 votes
a young girl is on a swing that completes 20.0 cycles in 25 seconds. what are its frequency and period?

User Sidoshi
by
2.7k points

1 Answer

10 votes
10 votes

Answer:

0.8 - 1.25

Step-by-step explanation:

f = n ÷ t

period = 1 ÷ f

f = 20/25 = 0.8 Hz

period = 1/0.8 = 1.25 s

User Lulop
by
3.5k points