CameraIcon

SearchIcon

MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Sign Convention for Ray Diagram

What will be ...

Question

What will be the value of focal length when object is placed at Infinity in convex mirror (positive or negative)?

Open in App

Solution

Focal length is negative in case of convex mirror

Suggest Corrections

thumbs-up

2

Similar questions

Q. What type of image is formed in a convex mirror, when the object is placed at infinity?

Q. According to New Cartesian Sign Convention:

(a) focal length of concave mirror is positive and that of convex mirror is negative
(b) focal length of both concave and convex mirrors is positive
(c) focal length of both concave and convex mirrors is negative
(d) focal length of concave mirror is negative and that of convex mirror is positive

Q. If an object is placed away (at infinity) from the pole of a convex mirror whose focal length is 10 cm, the image is located at .

Q. A point object is placed at

30 c m

from a convex glass lens

(μ_{s} = 3 / 2)

of focal length

20 c m

. The final image of object will be formed at infinity if __________________.

Q. A point object is placed at a distance of 30 cm from a convex mirror of focal length 30 cm. The image will form at
(a) infinity
(b) pole
(c) focus
(d) 15 cm behind the mirror.

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Mirror Formula and Magnification

PHYSICS

Watch in App

explore_more_icon

Explore more

Sign Convention for Ray Diagram

Standard X Physics

Join BYJU'S Learning Program

CrossIcon