Question

19. If a ray of light is incident upon an air surface at an angle greater then the critical angle, the ray will (A) (B) (C) (D) Partly refract and partly diffract Partly refract and partly reflect Reflect, only Refract, only​

Answer 1

Answer:

partly refract

Explanation:

for any incident angle greater than the critical angle θc, and it can only occur when the second medium has an index of refraction less than the first.