Physics 0625: RAYS AND WAVES Topical Past Paper Questions

A student investigates the image produced by a lens. Refer to Figure 3.1. Figure 3.1 Figure 3.2 (a) Measure the height $ h_{0} $ of the illuminated object in Figure 3.2. Give your answer in centimetres to the nearest millimetre. Include the unit. \[\begin{array}{r} h_{0}=34.72 \q…

A student investigates the image produced by a converging lens. He uses the equipment shown in Fig. 3.1. Fig. 3.1 (not to scale) (a) The student sets the distance u between the illuminated triangular object and the lens to 20.0 cm. He moves the screen until a sharp image of the i…

A student determines the focal length of a converging lens by two methods. illuminated object Fig. 3.1 (a) The student sets up the apparatus as shown in Fig. 3.1. Suggest one precaution that must be taken when setting up the apparatus to ensure accurate measurements. [1] (b) The…