Question

A concave mirror producers a real image of size 3 time that of the object at a distance of 30 from the pole of the mirror. find the position of the object.​

Answer 1

Answer:

this is the answer hoe it will help

Answer 2

Answer:

$\huge \: answer$

Object distance=u=30cm (by sign convention)

v=?

Height of object be=h cm

Height of image=3h cm (real image)h=-v/u

m=height of image/height of object

=>3h/h=v/u

=>h3=v/u

=>v=uX3

=>u=•30cm

we get v =30×3

=>90cm

=>>Negative signs indicates that image formed is real and inverted at distance of 90cm from mirror.