Two converging lenses are made from the same glass. Lens P has more strongly curved surfaces than lens Q. Which compares lens P with lens Q?
P has a longer focal length and a smaller power
P has a shorter focal length and a smaller power
P has a longer focal length and a greater power
P has a shorter focal length and a greater power
93 exam-style questions on Edexcel GCSE Physics 5.1 Reflection, refraction and lenses, covering 5.1.1 Reflection, refraction and total internal reflection, 5.1.2 Specular and diffuse reflection, 5.1.3 Colour of light: absorption and filters, 5.1.4 Lenses: power, focal length and shape, 5.1.5 Ray diagrams for converging and diverging lenses, and 5.1.6 Real and virtual images. Each one has a worked solution and a mark scheme showing where the marks go.