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| <h3 id="back-link"><a href="../../#3.2">$\leftarrow$Back</a></h3> | | <h3 id="back-link"><a href="../../#3.2">$\leftarrow$Back</a></h3> |
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| <h3> Statement </h3> | | <h3> Statement </h3> |
| <p> | | <p> |
| $3.2.5.$ Find the length of a mathematical pendulum with an oscillation period of $1$ s. | | $3.2.5.$ Find the length of a mathematical pendulum with an oscillation period of $1$ s. |
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| <h3>Solution</h3> | | <h3>Solution</h3> |
| <p> | | <p> |
| The period of oscillation of a mathematical pendulum | | The period of oscillation of a mathematical pendulum |
| $$ T=2\pi\sqrt{\frac{l}{g}} $$ | | $$ T=2\pi\sqrt{\frac{l}{g}} $$ |
| Where does the length of the pendulum come from? | | Where does the length of the pendulum come from? |
| $$ l=\frac{T^2g}{4\pi^2}=24.8\text{ sm} $$ | | $$ l=\frac{T^2g}{4\pi^2}=24.8\text{ sm} $$ |
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| Dzikan Mikita<br> | | Dzikan Mikita<br> |
| </p> | | </p> |
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| <h4>Answer</h4> | | <h4>Answer</h4> |
| <p> | | <p> |
| $$l=24.8\text{ sm}$$ | | $$l=24.8\text{ sm}$$ |
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