GCSE level optics questions

Q12.

The diagram shows a plane mirror used by a dentist to see the back of a patient's tooth.

 

(a) Use a ruler to draw a ray of light on the diagram to show how the dentist is able to see the tooth labelled Z.

(3 marks)

(b) Describe the image formed by a plane mirror.

(3 marks)

(Total 6 marks)