Phase shift between two points
==============================

The phase shift of wave oscillations between two points is proportional to the ratio
of the distance between the points and the wavelength of the wave.

**Links:**

#. `BYJU's <https://byjus.com/physics/relation-between-phase-difference-and-path-difference/>`__.

.. py:currentmodule:: symplyphysics.laws.waves.phase_shift_between_two_points

.. py:data:: phase_shift

    :attr:`~symplyphysics.symbols.classical_mechanics.phase_shift` between the two points.

Symbol:
    :code:`phi`

Latex:
    :math:`\varphi`

Dimension:
    :code:`angle`


.. py:data:: distance

    :attr:`~symplyphysics.symbols.classical_mechanics.euclidean_distance` between the two points.

Symbol:
    :code:`d`

Latex:
    :math:`d`

Dimension:
    :code:`length`


.. py:data:: wavelength

    :attr:`~symplyphysics.symbols.classical_mechanics.wavelength` of the wave.

Symbol:
    :code:`lambda`

Latex:
    :math:`\lambda`

Dimension:
    :code:`length`


.. py:data:: law

    :code:`phi = 2 * pi * d / lambda`


    Latex:
        .. math::
            \varphi = \frac{2 \pi d}{\lambda}