Question

6.
1 point
A student obtains a sharp image of an object on the screen by
using a convex lens. To find the focal length of the convex lens, he
measures the distance between
(a) the object and lens (b) lens and screen (c) object and screen
(d) lens and the screen and also object and lens.​

Answer 1

answar=

Explanation:

leans and screen