A rod of length 10 cm lies along the pri...

A rod of length 10 cm lies along the principal axis of a concave mirror of focal length 10 cm in such a way that its end closer to the pole is `20 cm` away from the mirror. The length of the image is

Text Solution

Verified by Experts

The correct Answer is:

Infinitely large.

imag eof end `f` and `C` is formed at infinity and `C` respectively. Hence image is of infinite length.

Topper's Solved these Questions

GEOMATRICAL OPTICS
RESONANCE ENGLISH|Exercise Exercise-2|62 Videos
GEOMATRICAL OPTICS
RESONANCE ENGLISH|Exercise Exercise-3|80 Videos
GEOMATRICAL OPTICS
RESONANCE ENGLISH|Exercise Problem|33 Videos
EXPERIMENTAL PHYSICS
RESONANCE ENGLISH|Exercise PART -II|10 Videos
GRAVITATION
RESONANCE ENGLISH|Exercise HIGH LEVEL PROBLEMS|16 Videos

Similar Questions

Explore conceptually related problems

A rod of length 10 cm lies along the principal axis of a concave mirror of focal length 10 cm in such a way that the end closer to the pole is 20 cm away from it. Find the length of the image.

For a concave mirror of focal length 20 cm, match the following

From a concave mirror of focal length 20 cm. match the following:

A thin rod of length d//3 is placed along the principal axis of a concave mirror of focal length = d such that its image, which is real and elongated, just touches the rod. Find the length of the image ?

An object is kept on the principal axis of a concave mirror of focal length 10cm, at a distance of 15 cm from its pole. The image formed by the mirror is:

A luminous point object is moving along the principal axis of a concave mirror of focal length 12 cm towards it. When its distance from the mirror is 20 cm its velocity is 4 cm/s. the velocity of the image in cm/s at that instant is

The image of an object placed on the principal axis of a concave mirror of focal length 12 cm is formed at a point which is 10cm more distance form the mirror than the object. The magnification of the image is

An object is placed on the principal axis of concave mirror of focal length 10 cm at a distance of 8.0 cm from the pole. Find the position and the nature of the image.

RESONANCE ENGLISH-GEOMATRICAL OPTICS -Exercise-1

Two plane mirrros are placed as shown in the figure and a point objec...
Text Solution
|
A point object is placed (0,0) and a plane mirror 'M' is placed, incl...
Text Solution
|
A rod of length 10 cm lies along the principal axis of a concave mirr...
Text Solution
|
A point source is at a distance 35cm on the optical axos from a sph...
Text Solution
|
Find the diameter of the image of the moon formed by a spherical conc...
Text Solution
|
The radius of curvature of a convex spherical mirror is 1.2m. How fa...
Text Solution
|
A converging beam of light rays in incident on a concave spherical ...
Text Solution
|
A point object is placed on the principle axis at 60cm in fornt ...
Text Solution
|
A man uses a concave mirror for shaving. He keeps his face at a dist...
Text Solution
|
Two spherical mirros (convex and concave) having the same focal leng...
Text Solution
|
A light ray falling at an angle of 45^@ with the surface of a clean sl...
Text Solution
|
A light ray is incident at 45^(@) on a glass slab. The slab is 3cm thi...
Text Solution
|
In the given figure an abserve in air (n=1) sees the botoom of a bre...
Text Solution
|
In the given figure rasy incident on an interface would converge 10c...
Text Solution
|
A fish is rising up veritcally inside a pond with velocity 4 m//s, and...
Text Solution
|
Find the apparednt distance between the observer and the object shwon ...
Text Solution
|
Find the apparent depth of object of the object seen by observe A (in...
Text Solution
|
Locate the image fo the point P as seen by the eye in the figure.
Text Solution
|
A small object is placed at the centre of the bottom of a cylindrical ...
Text Solution
|
A point source is placed at a depth h below the surface of water (re...
Text Solution
|