Math Problem Statement

rijesi ovaj zadatak na hrvatskom jeziku

Solution

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Math Problem Analysis

Mathematical Concepts

Electrical resistance
Specific resistance (resistivity)
Cross-sectional area calculation

Formulas

R = \frac{\rho \cdot L}{S}
S_{Al} = S_{Cu} \cdot \frac{\rho_{Al}}{\rho_{Cu}}
d = \sqrt{\frac{4 \cdot S}{\pi}}

Theorems

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Suitable Grade Level

Grades 10-12