In a kaleidoscope, designs are formed due to the principle of multiple reflections.

Define the following terms for a plane mirror.

 Incident ray

Define the following terms for a plane mirror.

Reflected ray

Define the following terms for a plane mirror.

Normal

Define the following terms for a plane mirror.

Angle of incidence

Define the following term for a plane mirror.

Angle of reflection

What is meant by lateral inversion?

When does an object become visible to us?