Question

A concave mirror produces three times magnified (enlarged) real image of an object placed at 10 cm in front of it. Where is the image located?

Answer 1

m = - v/u = h_i/h_o = -3

∴ v = 3u ...........(1)

v = -30 

(∵ u = -10)

∴ Image islocated at 30 cm inf ront of mirror