Write the differences between real image and virtual image.

Write differences between

Distinguish between real and virtual images.

Write four differences between ideal gas and real gas.

Write four differences between ideal gas and real gas.

What is a virtual image ?

Does eye lens form a real image or virtual image ?

At what distance from a biconvex lens of the focal length F, must be placed an object for the distance between the object and its real image to be minimum ?