When the object is placed beyond 2F in front of convex lens, the image is formed
Between F and 2F
Beyond 2F
At 2F
Between O and F
In a convex lens, where is the image formed, when an object is placed at 2F?
A convex lens produces a magnification of +5. The object is placed : (a) at focus (b) between f and 2f (c) at less than f (d) beyond 2f