Question

when a ray of light enters from one medium to another its velocity is doubled. The critical angle for the ray for total internal reflection will be.​

Answer 1

Answer:

denser medium I think so

Answer 2

Answer:

When a ray of light enters from one medium to another its velocity is doubled . The critical angle for the ray for total internal reflection will be more than 90 degree. that is light will instead of passing through the rarer medium pass through the denser medium.