show with the help of diagram that a convex lens is a coverging lens and concave lens is a diverging lens

show with the help of diagram that a convex lens is a coverging lens a

1.	show with the help of diagram that a convex lens is a coverging lens and concave lens is a diverging lens
Answer» A CONCAVE lens is known as diverging lens because it diverges the parallel rays of LIGHT passing through it. (b) The PRINCIPAL focus of a concave lens is a point on its principal axis from which light rays, originally parallel to the axis, appear to DIVERGE after passing through the lens.