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IB Physics HL D 1 11 Hl Gravitational Equipotentials Questions

Practise IB Physics HL D.1.11 by interpreting gravitational equipotential surfaces, field-line geometry and potential differences.

Syllabus
First assessment 2025
Course
Physics HL
Level
HL

Exam points

  • Draw or identify equipotential surfaces around an isolated spherical mass.
  • Relate field-line direction to equipotential surfaces and potential differences.
  • Use equipotential spacing and potential changes to infer gravitational field strength.

IB Physics HL D 1 11 Hl Gravitational Equipotentials Questions question 1

[Maximum number: 2]

The diagram shows the gravitational field lines of planet X.

Figure for Question IB Physics HL D 1 11 Hl Gravitational Equipotentials Questions question 1 — IB Physics HL

The diagram shows part of the surface of planet X. The gravitational potential at the surface of planet X is -3 V and the gravitational potential at point Y is -V .

Figure for Question IB Physics HL D 1 11 Hl Gravitational Equipotentials Questions question 1 — IB Physics HL

Sketch on the grid the equipotential surface corresponding to a gravitational potential of -2 V.

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