Question

light ray is unit of =?​

Answer 1

Answer:

Vector form of snell's law is given as  

μ  

1

​

(  

i

^

×  

n

^

)=(  

r

^

×  

n

^

)μ  

2

​i ^×  n ^  =μ(  r ^ ×  n ^  )

Explanation:

Answer 2

Answer:

an incident Ray

an incident ray