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Question: The time required to pass the light through a glass slab of 2 mm thick is - (m<sub>glass</sub> = 1.5...

The time required to pass the light through a glass slab of 2 mm thick is - (mglass = 1.5)

A

10–5 s

B

10–11 s

C

10–9 s

D

10–13 s

Answer

10–11 s

Explanation

Solution

t = = 1.5×2×1033×108\frac { 1.5 \times 2 \times 10 ^ { - 3 } } { 3 \times 10 ^ { 8 } }= 10–11 sec