Magnitude

The magnitude of a vector is its nonnegative length. For a scalar x, its magnitude is |x|. For Cartesian vector components, |A⃗| = √(Aₓ² + Aᵧ² + A_z²).

Example: $\overrightarrow{x}=3\hat{i}+4\hat{j}$

$|\overrightarrow{x}|=\sqrt{3^2+4^2}=\sqrt{9+16}=\sqrt{25}=\mathbf{5}$

Vector

Chapter 1 - Vectors

Chapter 1 - Vectors

Chapter 1 - For Future Reference - Forces as Vectors