Q9. The time required for light to pass through a glass slab of 2 mm thickness is (µglass=1.5)Physics — Optics, Nature of Light and Optical Instruments — Question 9 of 155A. 10–8 s B. 10–6 s C. 10–11 s D. None of these Practice more Physics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →