Question

A concave mirror producer a real image 1cm tall of an object 2.5mm tall placed 5cm from the mirror.Find the position of the image and the focal length of the mirror

Answer 1

My answer is in attachment..

Hope it helps you..:)

Answer 2

hi = -1 cm
ho= 2.5mm = 0.25 cm
U= -5 cm

now hi/ho=- v/U

-1/0.25= -v/-5

so
-4/1 = -v/-5.