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Period vs string length

String length (cm) 100cm,75cm,50cm,25cm

Each one below matches the strength length above

time 10 periods(s)-trial 1

time for 10 periods(s)-trial 2

time for 10 periods(s)-trial 3

User Rsc
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1 Answer

1 vote
Trial 3 is the correct answer
User Heuristic
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