Thursday, August 7, 2008

Answer : Question 23&24

Question 23

i. a) r = 19

b) n = 1.54 …………no unit for refractive index

ii. n = 1.40

Question 24

a) c = 24.6

b) n = 1/sin c = 2.4

1 comment:

Anonymous said...

Its Question 23&24...