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.
What is the direction of electric field with respect to an equipotential surface?
The electric field is always perpendicular to equipotential surface because E =−∇ V. As surfaces are equipotential so it must be spaced such that surfaces having equal differences in potential are separated by equal distances. As E=−drdV so it must have decreasing potentials in the direction of the field.
What is the direction of electric field lines?
These pattern of lines, sometimes referred to as electric field lines, point in the direction that a positive test charge would accelerate if placed upon the line. As such, the lines are directed away from positively charged source charges and toward negatively charged source charges.
How are equipotential lines related to electric field lines?
Electric field lines begin on positive charges and radiate away from them toward negative charges, where they terminate. 3. Equipotential lines are lines connecting points of the same electric potential. All electric field lines cross all equipotential lines perpendicularly.
Where is electric field strongest?
The field is strongest where the lines are most closely spaced. The electric field lines converge toward charge 1 and away from 2, which means charge 1 is negative and charge 2 is positive.
Which of the following is not deflected by electric field?
Gamma rays are chargeless. So they cannot be deflected by electric or magnetic fields.
Can you identify a relationship between the direction of the electric field and your equipotential lines?
Since the electric field lines point radially away from the charge, they are perpendicular to the equipotential lines.
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”.
What is the relation between the direction of electric field and equipotential line at the same point?
Answer: The direction of electric field and equipotential line at the same point are always PERPENDICULAR TO THE ELECTRIC FIELD. Explanation: Equipotential surface is a three dimensional part of equipotential lines.
Where can an electric field be found?
Electric fields are found around electric charges and help determine the direction and magnitude of force the charge exerts on a nearby charged particle.
What are the three rules for drawing electric field lines?
- 1) Electric field lines are always drawn from High potential to. …
- 2) Two electric field lines can never intersect each other.
- 3) The net electric field inside a Conductor is Zero.
- 4) Electric field line from a positive charge is drawn radially outwards and from a negative charge radially inwards.
What do you mean by electric field lines?
An electric field line is an imaginary line or curve drawn through a region of empty space so that its tangent at any point is in the direction of the electric field vector at that point. The relative closeness of the lines at some place gives an idea about the intensity of electric field at that point.
Can two equipotential lines cross?
Equipotential lines at different potentials can never cross either. This is because they are, by definition, a line of constant potential. The equipotential at a given point in space can only have a single value. … Note: It is possible for two lines representing the same potential to cross.