IB Physics SL D.2.7 Electric field lines

Read and draw electric field-line patterns for plates, point charges and conductors with correct shape, spacing and direction.

Syllabus
First assessment 2025
Objective
Level
SL

Exam points

  • draw a uniform field between plates as straight, equally spaced lines perpendicular to the plates, with arrows
  • use a field-line or charge diagram to determine the direction of the electric field at a marked point
  • draw the radial field of a charged sphere with arrows away from + charges and towards - charges

D.2.7—Electric field lines question 1

[Maximum number: 2]

The diagram shows a pair of horizontal metal plates. Electrons can be deflected vertically using an electric field between the plates.

Figure for Question D.2.7—Electric field lines question 1 — IB Physics SL

Draw the shape and direction of the electric field between the plates on the diagram.

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