Light takes \( { 10}^{-10} \) s to cross a glass slab. What is the thickness of the glass slab?
Answer & explanation
Correct answer: option 3
Thickness t = c x time
Light takes \( { 10}^{-10} \) s to cross a glass slab. What is the thickness of the glass slab?
Correct answer: option 3
Thickness t = c x time