Question

A screen is placed at a distance $x$ cm away from an illuminated object. A converging lens is placed between the object and the screen. What should be the maximum focal length of the converging lens, which can produce the
real image of the object on the screen?
(A) $2x$ cm
(B) $x$ cm
(C) $\dfrac{1}{2} x$ cm
(D) $\dfrac{1}{4} x$ cm.
_________
Class 10th - Physics
Select the correct option and underpin it with a suitable procedure. ​

Answer 1

Interesting question

Solution:-

As we know that focal length of converging lens is +ve and for getting real image position of image should be in -ve sign.

Further solution in attachment

Answer 2

Answer:

this is the correct answer OK please mark me in the verifibrainlist