Question

an object is placed at a distance of 25 cm from a convex lens the magnification of the image is minus 2 then the image distance. a) 50 b) -50 c) 12.5 d) c) -12.5​

Answer 1

Answer:

b) -50

Explanation:

in convex lens,

m= v/u

-2= v/25

v = -50