Draw diagrams to show the refraction of light from (i) air to glass, and (ii) glass to air. In each diagram, label the incident ray, refracted ray, the angle of incidence (i) and the angle of refraction (r).

Explain refraction. Draw a diagram and explain incident ray, refracted ray, angle of incidence, and angle of refraction.

Draw a diagram to show the reflection of a ray of light by a plane mirror. In the diagram, label the incident ray, the reflected ray, the normal, the angle of incidence and the angle of reflection.

Draw a diagram showing the reflection of a light ray from a plane mirror. Label on it the incident ray, the reflected ray, the normal, the angle of incidence i and the angle of reflection r.

Draw a diagram to show refraction through a glass slab and label the following: (a) incident ray (b) refracted ray (c) emergent ray (d) angle of incidence (e) angle of refraction at the first boundary of two mediums (f) angle of emergence and (g) lateral displacement

Diagram (a) and (b) in figure below show the refraction of a ray of light of single colour through a prism and a parallel sided glass slab respectively. (i) In each diagram, label the incident, refracted, emergent rays and the angle of deviation. (ii) In what way the direction of the emergent ray in the two cases differ with respect to the incident ray ? explain your answer.

Draw a ray diagram to show the refraction of a monochromatic ray through a prism when it suffers minimum deviation. How is the angle of emergence related to the angle of incidence in the position.

In the adjacent diagram, AO is a ray of light incident on a rectangular glass slab. (a) Complete the path of the ray till it emerges out of the slab. (b) In the diagram, mark the angle of incidence (i) and the angle of refraction (r) at the first interface. how is the refractive index of glass related to the angles i and r ? (c) Mark angle of emergence by the letter e. how are the angles i and e related ? (d) Which two rays are parallel to each other ? Name them (e) Indicate in the diagram the lateral displacement between the emergent ray and the incident ray. state one factor that affects the lateral displacement.

Find the lateral shift of a light ray while it passws through a parallel glass slab of thickness 10 cm places in air. The angle of incidence in air is 60^(@) and the angle of refraction in glass is 45^(@) .

Define the following with reference to refraction of light. (a) incident ray, (b) refracted ray ( c ) normal, (d) emergent ray, ( e ) angle of incidence, (br> (f) angle of refraction.

The diagram alongside shows the refraction of a ray of light from air to a liquid. (a) Write the values of (i) angle of incidence, and (ii) angle of refraction. (b) Use snell's law to find the refractive index of liquid with respect to air.