In: Physics
Problem Statement
Charges -2nC and 2nC are located at x= -0.1cm and x=0.1cm respectively. Determine the electric field at the points (-1 cm, 0 cm), (1 cm, 0 cm), (0 cm, 1cm), (0 cm, -1 cm) and (1 cm, 1 cm).
Visual Representation
Draw a sketch of the charge distribution.
Establish a coordinate system and show the locations of the charges.
Identify the point P at which you want to calculate the electric field.
Draw the electric field of each charge at point P. ⃗
Use symmetry to determine if any components of Enet are zero.
Mathematical Representation ⃗
For each charge, determine its distance from P and the angle of E i
Determine the field strength of each charge.
Write each vector in component form. ⃗
Sum the vector components to determine E net.
Check result for correct units and that it is reasonable.