Question

A virtual image can be obtained on a screen.

A concave lens can form a real image of a distant tree on a screen.

In the figure, an object is placed between a convex lens and its focus F. (a) Describe the image seen by the eye. (b) Can this image be obtained on a screen? Give a reason.

A lit candle is placed 10 cm in front of a vertical glass sheet on a table, and an identical unlit candle is moved behind the sheet until it appears to be lit. (a) Where will the unlit candle be? (b) Write three features of the image formed by a plane mirror that this activity shows.