![Using a convex lens, a clear image of candle flame is produced on a screen. How many other clear images can be received on this screen if only the lens is to be shifted ?](https://www.gkseries.com/blog/wp-content/uploads/2022/05/Using-a-convex-lens-a-clear-image-of-candle-flame-is-produced-on-a-screen.-How-many-other-clear-images-can-be-received-on-this-screen-if-only-the-lens-is-to-be-shifted-.png)
Q. Using a convex lens, a clear image of candle flame is produced on a screen. How many other clear images can be received on this screen if only the lens is to be shifted ?
A. A large number
B. Only one more
C. Two more
D. None of these
Answer: Only one more