If the refraction index of amber is 1.55, what is the speed of light through amber? (The speed of light through a vacuum is 3.00 x 108 m/s)
A.

0 m/s

B.

1.94 x 108 m/s

C.

4.65 x 108 m/s

D.

5.17 x 10-9 m/s

Question

If the refraction index of amber is 1.55, what is the speed of light through amber?  (The speed of light through a vacuum is 3.00 x 108 m/s)
 A.	
 
0 m/s
 
 B.	
 
1.94 x 108 m/s
 
 C.	
 
4.65 x 108 m/s
 
 D.	
 
5.17 x 10-9 m/s

nurali · Answer

1.55/1 =3.00 x 10^8/v 

Hence in amber has a light velocity of 

v= 1.934 x 10^8 m/s