Question

define frequency pls I will mark u 5 strar

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Answer 1

Explanation:

The rate per second of a vibration constituting a wave, either in a material (as in sound waves), or in an electromagnetic field (as in radio waves and light).

its unit is hertz

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Answer 2

Answer:

The number of times something happens in a particular period..

hope it will be helpful

Explanation:

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