space medium True/False

Ganymede is the only moon in the solar system known to have its own intrinsic magnetic field.

  1. True
  2. False

Answer: True

Ganymede possesses a dipole magnetic field generated by dynamo action in its liquid iron core, creating a mini-magnetosphere within Jupiter's magnetosphere.

Topic Solar System - Magnetospheres
Exam Relevance SSC General Science, UPSC Prelims