Math Problem Statement

Ratkaise langan jännitysvoima T, kun tunnetaan massa m, pyörimisnopeus n sekä langan pituus L

Solution

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Math Problem Analysis

Mathematical Concepts

Circular Motion
Centripetal Force
Trigonometry
Rotational Dynamics

Formulas

F_{\text{keskeinen}} = T \cos(\phi) = m r \omega^2
T \sin(\phi) = mg
T = \frac{m r \omega^2}{\cos(\phi)}
\phi = \arctan \left( \frac{g}{r \omega^2} \right)
\omega = 2 \pi n

Theorems

Newton's Second Law of Motion
Centripetal Force Law

Suitable Grade Level

Grades 10-12 (High School Physics)