Question

It is desired to obtain an erect image of an object, using concave mirror of focal length of 12 cm.
1. What should be the range of distance of an object placed in front of the mirror

Answer 1

Answer:

Between 0-12cm

Explanation:

according to the ray diagram of concave mirror when the object is placed between the pole and focus of the mirror a virtual and erect image is formed behind the mirror therefore the object should be placed between 0 to 12 CM