Question

When a ray of light travels from air to water, its speeds up.

22.The incident ray, the normal to the mirror at the point of incidence and the reflected ray, all lie in the

same plane.

23.Image formed bya plane mirroris always virtual and erect.

24.The principalfocus of a spherical mirror lies midway between the pole and centre of curvature.​

Answer 1

Answer:

it will not increase the speed

Explanation:

air is rarer m3edium and water is denser medium

Answer 2

When a ray of light travels from air to water, its speeds up.

22.The incident ray, the normal to the mirror at the point of incidence and the reflected ray, all lie in the

same plane.

23.Image formed bya plane mirroris always virtual and erect.

24.The principalfocus of a spherical mirror lies midway between the pole and centre