The critical angle of a prism is `30^(@)`. The velocity of light in the medium is

If the critical angle for total internal reflection from a medium to vacuum is 30^(@) , the velocity of light in the medium is

If the critical angle for total internal reflection from a medium to vacuum is 30^(@) , the velocity of light in the medium is

If the critical angle for total internal reflection from a medium to vacuum is 30^(@) , the velocity of light in the medium is

The critical angle of a certain medium is 40.2^(@) . The speed of light in that medium is

If the critical angle for total internal reflection from a medium to vacuum is 30^(@) , then velocity of light in the medium is

If the critical angle for total internal reflection, from a medium to vacuum is 30^(@) , then velocity of light in the medium is