Calculate the speed of light in a medium whose critical angle is `45^@`.

Calculate the speed of light in a medium whose crtical angle is 45^@

Calculate the speed of light in a medium whose critical angle is 180^@ .

Calculate the speed of light in a medium whose critical angle is 30^@ .

Calculate the speed of light in a medium whose critical angle is 30^(@) .

Calculate the speed of light in a medium whose critical angle is 30^(@) .

Calculate the speed of light in a mediun whose crifical angel is 45^@ . Mention two practical applications of optical fibre.

State the condition of total internal reflection. Calculate the speed of light in the medium whose critical angle of 45^@ .

When a monochromatic ray of light travels from an optically denser medium to optically rarer medium then critical angle is the angle of incidence for which angle of refreaction is

When a monochromatic ray of light travels from an optically denser medium to optically rarer medium then critical angle is the angle of incidence for which angle of refraction is