" 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 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 medium whose critical angle is 180^@ .

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

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

The speed of light in a transparent solid medium is v and the critical angle for the solid medium to theta . Write the relation between v and theta .