A virtual, erect and magnified image of an object is to be produced with a concave mirror of focal length 12 cm. Which of the following object distance should be chosen for this purpose ?
(i) 10 cm
(ii) 15 cm
(iii) 20 cm
Given reasons for your choice.
A. N/A
B. N/A
C. N/A
D. N/A
