Relative acceleration across a potential difference is the change in acceleration of an object due to a difference in potential energy between two points.
Relative acceleration across a potential difference is directly related to electric fields, as the electric field is responsible for creating the potential difference between two points. The strength of the electric field determines the magnitude of the potential difference and therefore the relative acceleration experienced by an object.
Relative acceleration across a potential difference can be measured using an instrument called a voltmeter. This device measures the potential difference between two points and can be used to calculate the relative acceleration experienced by an object.
The strength of the electric field and the distance between the two points of measurement are the main factors that can affect relative acceleration across a potential difference. Other factors such as the mass and charge of the object may also play a role.
One practical application of relative acceleration across a potential difference is in electric motors, where the potential difference between two points is used to create a force that can move the motor. It is also used in particle accelerators, where charged particles are accelerated through a potential difference to reach high speeds.