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How do you calculate frequencies?

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Anonymous

12y ago
Updated: 1/6/2023

Frequency (in physics and engineering) is the measure number of complete cycles of some event per unit time. The event could be a revolution of a wheel, or oscillation of a tuning fork, reed, string, beam, etc. Or it could be movement of pressure waves like in air, or maybe the oscillation of water waves. It could also be electrical wave (like voltage at an outlet) or electromagnetic (like radio waves or light waves).

You need to have some way of determining the start and finish of a complete cycle (usually measured from a 'peak' [maximum] to another 'peak'). Then just measure the elapsed time for one complete cycle.

The frequency = 1 / (time period). Where time period is the time for one complete cycle.

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Jo Kub

Lvl 13
2y ago

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