Question

For an object placed at a distance of 20 cm from the pole of a mirror, an image is formed 40 cm father from the object on the same side.
(a) What is the nature of the mirror ? Give reason for your answer.
(b) Is the image formed real or virtual ? Give reason for your answer.
(c) Calculate the focal length of the mirror used.
(d) Draw a ray diagram to show the image formed.
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Answer 1

Answer:

a= the mirror makes an image at an equal distance from the object to the mirror

b= virtual as the image is laterally inverted