Question

(iv) Draw diagram for (a) Plano convex lens (b) Plano concave lens.

Answer 1

Answer:

in good very on and view by on day km by

Answer 2

The diagram of the plano convex lens and plano concave lens are given below in the picture.

• Plano convex lens are those lens which have one spherical surface and a flat surface in another side.These type of plano convex lens are usually used for parallel lights.

• Plano concave lens are those lens which have a thicker size at the edge of the lens than in the centre and those lens have a flat surface at another side.Plano concave lens are used to expand light beams or plano concave lens increase the focal length of optical system.