Question

A converging lens is used to produce an image of an object on a screen. What change is needed for the image to be formed nearer to the lens?; A. Increase the focal length of the lens; B. Insert a diverging lens between the lens and the screen; C. Increase the distance of the object from the lens; D. Move the object closer to the lens

Answer 1

Explanation:

If ray or light will come from Infinity than image will from at focus.

so , option c

Answer 2

Answer:

As the image is found on screen , therefore image is real i.e. object is placed beyond the focal length of converging lens .

option c increase in distance of the object ..........it is clear from this equation , that v (distance of image from pole) will be smaller when we increase u (distance of object from lens) .