Light travelling in air enters a glass block at an angle of incidence of 55∘55^\circ55∘. The glass has a refractive index of 1.52. What is the angle of refraction?
22∘22^\circ22∘
33∘33^\circ33∘
36∘36^\circ36∘
41∘41^\circ41∘
100 exam-style questions on CIE IGCSE Physics 3.2.2 Refraction of light. Each one has a worked solution and a mark scheme showing where the marks go.