Question

an object 3 cm high is placed at a distance of 16 cm from a concave mirror which produces a real image 5 cm find 1)the focal length of the mirror of 2)the position of the image

Answer 1

Answer:

1. Focal length :
2. $1 \div f = (1 \div v) + (1 \div \: u )$

Answer 2

$refer \: to \: above \: image$