Physics · Earth's Magnetism
Consider the following statements: Statement I: The Earth's magnetic field is sustained by dynamic processes operating in its fluid outer core, rather than by the Earth behaving as a permanent bar magnet. Statement II: The motion of electrically conducting material in the outer core is fundamental to the generation and maintenance of the geomagnetic field. Which one of the following is correct in respect of the above statements?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Statement I is not correct but Statement II is correct.
- 2Statement I is correct but Statement II is not correct.
- 3Both Statement I and Statement II are correct but Statement II does not explain Statement I.
- 4Both Statement I and Statement II are correct and Statement II explains Statement I.✓
Correct answer
Both Statement I and Statement II are correct and Statement II explains Statement I.
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