Physics - Optics - Lenses - Lens equation and magnification - Optics Assessment

10 mixed questions on lenses, mirrors, and magnification. Include: 'What type of image does a convex lens form when object is at 2F?' (Real, inverted, same size, at 2F on other side). 'A concave lens always forms ___' (Virtual, upright, smaller images). 'Power of a lens is measured in ___' (Diopters