A student focussed the image of a candle flame on a white screen by placing the flame at various distances from a convex lens. He noted his observations as :

What type of lens is a convex lens?

Options

A. Diverging lens
B. Converging lens
C. Flat lens
D. Non-converging lens

Answer

B

Explanation

It converges rays of light that are traveling parallel to its principal axis.