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How long does it take the mercury to make a complete revolution?

How long does it take the mercury to make a complete revolution?
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A 88 days
  • B 225 days
  • C 365 days
  • D 687 days
Correct Answer: Option A
Explanation:

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