Light – Reflection and Refraction is a key physics chapter in NCERT Class X Science, with plenty of diagram and numerical questions in exams. The practice tests here are split into two parts. Reflection covers the laws of reflection, plane and spherical mirrors, image formation and the mirror formula. Refraction covers the laws of refraction, refractive index, lenses, image formation by lenses and the lens formula. Each short, timed MCQ test is scored instantly with a full answer review, helping you prepare for class tests and the CBSE board exam.