When an object of height 1cm is kept at a distance 4cm from a concave mirror, it's erect image of height 1.5cm is formed at a distance 6cm behind the mirror. Find the focal length of the mirror.

Open in App

Solution

We found a similar question to the one that you posted. Please check it out here.

Suggest Corrections

Similar questions

When an object of height 1 cm is kept at a distance of 4 cm from a concave mirror, its upright image of height 1.5 cm is formed at a distance of 6 cm behind the mirror. Calculate the focal length of the mirror.

Q. An object of height

1.5 c m

is situated at a distance of

15 c m

from a concave mirror. The concave mirror forms its real image of height

3.0 c m

. The focal length of concave mirror will be :

6. a.An object 4 cm in size is placed at a distance of 25 cm from a concave mirror of focal
length 15 cm. Find the position, nature and height of the image.
b A converging mirror forms a real image of height 4 cm, of an object of height 1 cm
placed 20 cm away from the mirror. Calculate the image distance. What is the focal
length of the mirror?

Q. A converging mirror forms a real image of height

4 c m

of an object of height

1 c m

placed

20 c m

away from the mirror. Calculate the image distance. What is the focal length of the mirror.

Join BYJU'S Learning Program