Question

An object 3cm high is placed at a distance of 9cm in front of a concave mirror of focal length 18cm. find the position, nature and the size of image formed.

Answer 1

i hope you got ur ans

Answer 2

Answer:U=-9cm

f=-18cm

Ho=3cm

1/f=1/v+1/u

1/-18=1/v-1/9

-1/18 +1/9=1/v

-1+2/18=1/v

18=v

M=-v/u

=-18/-9

=2

Position 18cm behind the mirror

Size enlarged

Nature virtual and erre