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Pendulum Period Formula

T = 2π·√(L / g)

What it means

The time for one full swing of a simple pendulum, depending on its length and gravity.

Variables

SymbolQuantitySI unit
Tperiods
Llengthm
ggravitational accelerationm/s²

Worked example

Given L = 1 m, g = 9.81 m/s², solve for T:

T = 2.00607 s

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