Question

5cm tall object is placed infront of a concave mirror of focal length 20cm. The distance of the object from the pole of the mirror is 30cm. Find the position ,nature and size of the image formed

Answer 1

Answer:

-10 cm height of image

-2 magnification and real inverted image

distance is -60

Explanation:

f=-20cm

u=-30cm

v=?

1/f=1/v+1/u

v=-60 on putting the values

m=-v/u

=-2