A laser pulse traverses a transparent slab of thickness in
PHYSICS · Single correct · A Level · Physics · Waves · Waves
Problem
A laser pulse traverses a transparent slab of thickness 0.15m in 0.80ns. What is the index of refraction of the slab?
(a) n=0.62
(b) n=2.7
(c) n=1.6
(d) n=1.3