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22-12-2014
Physics

Answered

480 vibrations in 4 minutes whAts the period in seconds?

Verified Answer :

22-12-2014

Frequency = vibrations per second

[ (480 vibrations) / (4minutes) ] x [ 1 minute / 60 seconds ] = 2 vibrations / sec

Period = 1 / frequency = 1/2 second

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