Light Reflectio...

The angle between reflected ray and the _______ is called angle of reflection

If a lens diverges a parallel beam of light, the lens is -

An image which can be only seen by the eye but cannot be taken on a screen is called a ________ .

If the refractive index of water and glass with respect to air are, respectively, $$\displaystyle \frac {4}{3}$$ and $$\displaystyle \frac {3}{2}$$ then what will be the refractive index of glass with respect to water?

Calculate the magnification of an object if it is kept at a distance of $$3 cm$$ from a concave mirror of focal length $$4 cm$$:

When a ray of light strikes a plane mirror along the normal, the angle of incidence is -

A spherical mirror whose inner hollow surface is the reflecting surface is:

The distance between the pole and centre of curvature of a spherical mirror is called _________ .

Identify the mirror

A spherical mirror with its outer bulging surface as the reflecting surface is a :