an object of size 5cm is placed at a distance of 25cm from the pole of concave mirror of radius of carvature 30cm.calculate the distance and size of the image so formed what will be the nature of the image.
Answers
Answered by
80
1/v+1/u=1/f
where
object distance (u)=−25cm
image distance (v)=?
focal length(f)=−15cm
(for concave mirror)
Inserting these values we get
1/v−125=−115
⇒1/v=1/25−1/15=3/75−5/75=−2/75
v=−37.5
Similar questions