Math Problem Statement

Un cubo de arista a = 7.4 cm porta una carga puntual q = 3.7 μC encada esquina. Calcule la fuerza eléctrica, en N, resultante sobre cualquiera de las cargas.

Solution

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Math Problem Analysis

Mathematical Concepts

Electrostatics
Coulomb's Law
Vector Addition
Symmetry in 3D Geometries

Formulas

F = k_e (|q_1 * q_2|) / r^2
r = a (for adjacent charges)
r = a√2 (for charges on the same face but not adjacent)
r = a√3 (for opposite charges in the cube)

Theorems

Coulomb's Law
Superposition Principle

Suitable Grade Level

Grades 11-12 or Introductory College Physics