In case of convex lense, when object is moved from f to 2f, its image is real, inverted and magnified. It moves from infinity to 2f on other side.
Focal len is 10 cm. when the object is moved from 15 cm to 25 cm , the magnitude of liner magnification.
A. will increases
B. will decreases
C. will first increases the decreases
D. will first decreases then increases