Andy Resnick said:
The electric potential and electric field are two fundamental concepts in the study of electricity and magnetism. The relationship between these two quantities is described by a mathematical equation known as the gradient of potential.
Electric potential is measured in units of volts (V) and can be measured using a voltmeter. A voltmeter is a device that measures the difference in electric potential between two points in an electric field.
Electric potential is a scalar quantity that represents the amount of electric potential energy per unit charge at a specific point in an electric field. Electric field, on the other hand, is a vector quantity that represents the force per unit charge experienced by a test charge placed in an electric field.
Electric potential and electric field are closely related, and changes in one can affect the other. For example, a change in electric potential can result in a change in the electric field strength, and vice versa.
Electric potential and electric field have numerous applications in our daily lives, including in the functioning of electronic devices, power grids, and medical equipment. They are also essential in understanding and predicting the behavior of lightning, electric motors, and other electrical systems.