Draw ray diagrams showing the image formation by a concave lens when an object is placed at the focus of the lens.
Image formation by a concave lens when an object is placed at the focus of the lens:
Draw ray diagrams showing the image formation by a convex lens when an object is placed at the focus of the lens.
Draw ray diagrams showing the image formation by a concave lens when an object is placed between focus and twice the focal length of the lens.
Question 33 Draw ray diagrams showing the image formation by a concave lens when an object is placed (a) at the focus of the lens (b) between focus and twice the focal length of the lens (c) beyond twice the focal length of the lens