Question

Given When an object is placed at a distance of 50 cm from a concave spherical mirror the magnification produced is minus one by two where should the object be placed to get a magnification of minus 1 by 5?

Answer 1

Answer:

Explanation:

-v/u=m

-v/50=-1/2

v/50=1/2

v/25=1

v=25

-v/u=m

-25/u=-1/5

25/u=1/5

u=125