Question
Question: A concave mirror is used to focus the image of a flower on a nearby well 120 cm from the flower. If ...
A concave mirror is used to focus the image of a flower on a nearby well 120 cm from the flower. If a lateral magnification of 16 is desired, the distance of the flower from the mirror should be –
A
8cm
B
12cm
C
80cm
D
120cm
Answer
8cm
Explanation
Solution
= 16 v = u + 120
\ 
= 16 ̃ u = 8cm