Question

Chapter 25 の ore 4 A water from the edge A As a child you diving for coins inapool You believe a la coin is 5' of the pool. Is it really at A, Bonc. Using Sells low defermine the distance from the wall to the do con. 2 = 30° ۔ Find OR water Find Of glycerine im im taster Defermine the distance Glycerine from Athal the light hits the bottom. 1.00 1.45 7.55 Find osmetues that he ray of light reflects down tion of the 1.45 the center por 1.00 optival fiber. fall diagram lifl=30

Answer 1

Using snell's law n, since, 2 sina n=1 l air) 12 = 1,33 (water) I sino = 1.33 sinch -O & B ach ctually Coin is at A Ans