Electric Fields

Flashcards based on key concepts from the lecture notes on electric fields.

An electrically charged object has an effect upon other objects in its vicinity by causing __.

Electric forces.

Both gravitational force and electrostatic force are __ forces.

Non-contact.

According to Coulomb's Law, the electrostatic force (Fe) is proportional to the __ of the two charges.

Product.

The formula for gravitational force is represented as __.

Fg = G(m₁m₂)/r².

Gravitational force is a relatively force, while electrostatic force can be very .

Weak; strong.

Electric fields cause __ forces.

Electric.

The strength of an Electric Field is dependent on the magnitude of its __ and the distance away from the Source Charge.

Source Charge (q).

To determine the Electric Field Strength at a point, a __ charge is placed within the vicinity of a Source Charge.

Test.

The convention for Electric Field Vectors shows the direction a __ charge would accelerate when placed in an electric field.

Positive.

The strength of the electric field is indicated by the __ of the electric field vector arrows.

Density.