CHAPTER 7

7.1 (a) State radius of curvature, R = 2f

7.1 (b) Sketch ray diagrams with a minimum of two rays to determine the characteristics of image formed by spherical mirrors

7.1 (c) Use mirror equation, 1/f = 1/u + 1/v + 2/r for real object only

7.1 (d) Define and use magnification, m = hᵢ/hₒ = -v/u respectively

7.2 (a) Use n₁/u + n₂/v = (n₂ - n₁)/r for spherical surface

7.3 (a) Sketch ray diagrams with minimum of two rays to determine the characteristics of image formed by concave and convex lenses

7.3 (b) Use thin lens equation for real object only

7.3 (d) State and use lens maker’s equation ( n₁ - air )

7.3 (e) Define and use magnification