What is a virtual image?

What is meant by lateral inversion?

When does an object become visible to us?

What is reflection? Distinguish between regular and irregular reflection.

State the laws of reflection.

What are the characteristics of an image formed by a plane mirror?

How will you experimentally locate the image of an object made by a plane mirror?

Draw a ray diagram to locate the image of an object placed $4 \mathrm{cm}$ in front of a plane mirror.

Why are multiple images seen when two plane mirrors are placed at an angle? What will be the number of images seen when two plane mirrors are placed at an angle of $36°$to each other?