Question

2)An object is placed at a distance of 27 cm
from a concave mirror of focal length 18cm.
Draw a ray diagram to show image formation​

Answer 1

Answer:

Explanation:

How to draw a diagram in mobile

Answer 2

Answer:

To calculate the position of image

Here, u = -27 cm

(to the left of mirror)

F = -18

(it is a concave mirror)

v = ?

we know mirror formula,

Now, putting these values in the mirror formula, we get

or

1/v = -1/54

so, image distance, v = 54m.

Explanation: