Two convex lenses A and B placed in contact form the image of a distant object at P. If the lens B is moved to the right a little, the image will

Question

Two convex lenses A and B placed in contact form the image of a distant object at P. If the lens B is moved to the right a little, the image will (A) Move to the left (B) Move to the right (C) Remain at P (D) Move either to the left or right, depending upon focal length of the lenses

Tardigrade Admin · Accepted Answer

Power of the system decreases due to separation between the lenses. So, the focal length increases.

Q. Two convex lenses A and B placed in contact form the image of a distant object at P. If the lens B is moved to the right a little, the image will

Move to the left

Move to the right

Remain at P

Move either to the left or right, depending upon focal length of the lenses

Power of the system decreases due to separation between the lenses. So, the focal length increases.

Q. Two convex lenses $A$ and $B$ placed in contact form the image of a distant object at $P$ . If the lens $B$ is moved to the right a little, the image will