Magnitude of a Vector (|a| = sqrt(a1² + a2² + a3²))
jee-advancedjee-main
|a| = sqrt(a1² + a2² + a3²)
What each symbol means
| Symbol | What it stands for |
|---|---|
| |\vec{a}| | Length of vector a |
| a_1,a_2,a_3 | Scalar components along î, ĵ, k̂ |
When to use this
For \vec{a} = a_1\hat{i} + a_2\hat{j} + a_3\hat{k} in rectangular Cartesian form.