A student uses a thin converging lens to project a sharp, focused image of an illuminated letter 'F' onto a cardboard screen. The positions of the lens and the screen can be adjusted to produce various sharp images of different sizes.
Which statement is always correct for any image successfully projected onto the screen?
The image is virtual.
The image is upright.
The image is real.
The image is larger than the object.
216 exam-style questions on CIE IGCSE Physics 3.2 Light, covering 3.2.1a Reflection of light, 3.2.1b Images in a plane mirror, 3.2.2 Refraction of light, 3.2.2a Refraction of light, 3.2.2b Total internal reflection, 3.2.2c Refractive index and critical angle, 3.2.2d Optical fibres, 3.2.3a Converging and diverging lenses, 3.2.3b Ray diagrams and the nature of images, 3.2.3c Virtual images and the magnifying glass, 3.2.3d Correcting long-sightedness and short-sightedness, and 3.2.4 Dispersion of light. Each one has a worked solution and a mark scheme showing where the marks go.