Sunlight travel time to Earth: MCQ with Answer and Explanation

Sunlight travel time to Earth:

A. 8 minutes

B. 8 hours

C. 8 days

D. 8 seconds

Answer: Option A

Solution (By JKExamLibrary)

Distance ≈ 1.5×10¹¹ m, c = 3×10⁸ m/s ⇒ t = 500 s ≈ 8.3 min. Standard astronomical fact. Memory aid: 'Sunlight takes 8 minutes; we see Sun as it was 8 min ago'. Scale knowledge frequently tested in competitive exams.

This question belongs to: Science Physics

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