Question

a concave mirror of focal length 15cm forms an image at a distance 10 centimetre from the mirror how far is the object placed from the mirror.what is the nature of the image.plz give the appropriate answer!

Answer 1

given data

focal length=-15cm

object distance=-10cm

position of image =?

nature of image=?

size of the image =?

•.•mirror formula

1/f=1/ u + 1/v

1/-15=1/-10+1/v

1/-15+1/10 =1/ v

-2+3/30=1/v

1/30=1/v

1/30=1/v

v=30cm

since magnification

hi/ho=-v/u

= -30/-10

=3cmdata

size of the

hence position of image is 30cm,image is erect,enlarged,virtual

Answer 2

Answer:

hope you understand

Explanation:

thank you