The tangent to a field line at a point gives the field's:

Question

Accepted Answer

B. Direction

1. A field line is a curve drawn through the field.
2. At each point it runs along the field itself.
3. So its tangent gives the direction of the field there.
_Source: syllabus Physics Part I, Chapter 5, Magnetism and Matter._

Answer

Wavelength

Answer

Magnitude

Answer

Frequency

The tangent to a field line at a point gives the field's:

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