Refraction is the change in direction of light when it passes from one medium to another. The working of a lens is based on the refraction of light when they pass through it. Lens is a transparent ...

A microlens that uses negative refraction to achieve a record focal length of 12 µm could benefit high-density imaging and optoelectronics systems. US researchers have engineered a concave photonic ...

Waves close wavesVibrations that transfer energy from place to place without the transference of matter. - including sound and light - can be reflected at the boundary between two different materials.

Here you get the CBSE Class 10 Science chapter 10, Light ‒ Reflection and Refraction: NCERT Exemplar Problems and Solutions (Part-I). This part of the chapter includes solutions for Question No.1 to ...