Question

the refractive index of first medium with the second one is 5/3 then the refractive index of second is​

Answer 1

Explanation:

Latitude and longitude are angles that uniquely define points on a sphere. ... Latitudes of +90 and -90 degrees correspond to the north and south geographic poles on the earth, respectively. Longitude is defined in terms of meridians, which are half-circles running from pole to pole.

Answer 2

Answer:

2

n

1

=

n

1

n

2

...(1)

3

n

2

=

n

2

n

3

...(2)

multiply (1) and (2)

2

n

1

×

3

n

2

=

n

1

n

2

×

n

2

n

3

3

n

1

=

n

1

n

3