Which of the following explains the law of refraction of light through the glass slab?
A. Light always bends towards the normal in a glass slab.
B. The incident ray, the refracted ray, and the normal to the interface always lie on the same plane.
C. Ray of light travelling in the air is always considered as the incident ray, and the one in the glass is the refracted ray.
D. Ray of light always travels in a straight path irrespective of change in medium.
Answer:B
Which of the following explains the law of refraction of light through the glass slab?
A. Light always bends towards the normal in a glass slab. B. The incident ray, the refracted ray, and the normal to the interface always lie on the same plane. C. Ray of light travelling in the air is always considered as the incident ray, and the one in the glass is the refracted ray. D. Ray of light always travels in a straight path irrespective of change in medium.
Explanation: All the refracted rays follows the