Question

A convex mirror has a focal length of 18 CM. The image of an object kept in front of the mirror is half the height of the object. what is the distance of the object from the mirror? <br />plz answer simple and explain each step. its my exam tomorrow

Answer 1

HEYA MATE HERE'S YOUR ANSWER

Answer 2

Answer:

HERE IS YOUR ANSWER

M = H2 = -V/U = 1/2

= -V = U/2

V = -4/2

1/V + 1/U = 1/F

1/-U/2 + 1/U = 1/18

-2/U + 1/U = 1/18

-U/U = 1/18

U = -18

U = 18

hope it helps