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## What is the electric field between two equipotential lines?

The electric field at point a can be found by calculating the slope at a: where is the voltage difference between the two lines near a, and is the distance between the two lines nearest a. Rules for equipotential lines: Electric field lines are **perpendicular to the equipotential lines**, and point “downhill”.

## Are electric field lines parallel or perpendicular to equipotential lines?

Equipotential lines are **always perpendicular to electric field lines**. The process by which a conductor can be fixed at zero volts by connecting it to the earth with a good conductor is called grounding.

B. Electric field lines are **always perpendicular to equipotential surfaces and point toward locations of lower potential**. … Electric field lines are always perpendicular to equipotential surfaces and point toward locations of lower potential.

## Why is electric field perpendicular to equipotential?

An equipotential surface is circular in the two-dimensional. **Since the electric field lines are directed radially away from the charge, hence they are opposite to the equipotential lines**. Therefore, the electric field is perpendicular to the equipotential surface.

## Why are electric field lines always perpendicular to the equipotential surfaces?

this is because **there is no potential gradient along any direction parallel to the surface** , and so no electric field parallel to the surface. This means that the electric lines of force are always at right angle to the equipotential surface.

## What is the direction of electric field with respect to an equipotential surface?

**Perpendicular to** the equipotential surface.

## Why can’t the electric field have components along an equipotential line?

There can therefore be no electric field along the line/surface defined by an equipotential. That means that the only **electric field allowed at a point on an equipotential must be perpendicular to the equipotential surface**, otherwise it would have a non-zero component along the surface.

## What is the angle between electric field lines and equipotential surface?

The angle between the electric field and the equipotential surface is always **90 ^{}**. The equipotential surface is always perpendicular to the electric field.