Which row could be correct for the colours seen at X, at Y and at Z?
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1 1 The ray diagram shows the image of an formed by a converging lens. converging lens image 50 cm What is the focal length of the lens? 40 cm 72 cm 40 cm 50 cm 72 cm 90 cm 2 The diagram shows the dispersion of white by a prism. prism white X Y Z spectrum of colours Which row could be correct for the colours seen at X, at Y and at Z? colour at X colour at Y colour at Z red violet yellow red yellow violet violet yellow red yellow red violet PhysicsndMathsTutor.com
2 3 The diagram shows a ray of in air incident on a glass block. Some of the is refracted, and some of the is reflected. Two angles p and q are marked on the diagram. air glass ray of p q Which row gives the angle of incidence and shows whether the ray undergoes total internal reflection? angle of incidence total internal reflection p no p yes q no q yes 4 The diagram shows an in front of a plane mirror. t which labelled position is the image of the formed? plane mirror eye PhysicsndMathsTutor.com
3 5 White enters a glass prism. The leaving the other side of the prism is separated into colours. glass prism glass prism white colour 1 colour 2 diagram 1 white colour 1 colour 2 diagram 2 Which row correctly describes what happens? path taken by the colour 1 colour 2 diagram 1 red violet diagram 1 violet red diagram 2 red violet diagram 2 violet red 6 Which diagram correctly shows a ray of reflected by a plane mirror? ray of ray of ray of ray of PhysicsndMathsTutor.com
4 7 ray of white is incident on a glass prism. ray of white prism Which ray diagram shows the ray as it passes through the prism and emerges from the opposite side? red violet spectrum spectrum violet red red violet spectrum violet red spectrum 8 The diagram shows a ray of incident on the edge of a piece of glass. The angle i is greater than the critical angle. Which arrow shows the direction of the ray after it leaves the edge of the glass? ray of glass normal i air PhysicsndMathsTutor.com
5 9 In the diagram, the distance OP is the focal length of the converging lens. One ray of from O is shown. Through which point will this ray pass, after refraction by the lens? converging lens O P focal length focal length 10 Light from the Sun passes through a prism and a spectrum is produced on a screen. screen narrow slit from the Sun X red violet thermometer placed at X shows a large temperature increase. Which type of radiation causes this temperature increase? infra-red microwave ultraviolet visible PhysicsndMathsTutor.com
6 11 The diagram shows the electromagnetic spectrum, in order of increasing wavelength. Three types of radiation, P, Q and R, are missing from the spectrum diagram. γ-rays X-rays P visible Q microwaves R Which types of electromagnetic radiation are represented by P, by Q and by R? P Q R infra-red waves ultraviolet infra-red ultraviolet radio waves ultraviolet infra-red radio waves ultraviolet waves infra-red 12 Radiation from the Sun is dispersed by a prism. The prism does not absorb any of the radiation. Four identical thermometers are placed, one at each of the labelled positions. In which position does the thermometer show the greatest rise in temperature? radiation from the Sun prism red violet PhysicsndMathsTutor.com
7 13 Which diagram shows how the from a candle is reflected by a mirror, and shows the position of the image formed? image of candle candle image of candle candle eye mirror eye mirror candle candle image of candle eye image of candle mirror eye mirror PhysicsndMathsTutor.com
8 14 The diagram shows a ray of white incident on a triangular glass prism. glass prism The ray enters the prism. ray of white Which row correctly states if the is refracted, and if the is dispersed? refracted dispersed no no y yes yes 15 parallel beam of falls on a converging lens. Which diagram shows what happens to the beam of? PhysicsndMathsTutor.com
9 16 student draws a diagram representing three rays of from point P passing through a converging lens. Each point labelled F is a principal focus of the lens. lens P ray X F F ray Y ray Z Which of the rays has the student drawn correctly? ray X and ray Y ray X and ray Z ray Y only ray Z only 17 The diagram shows a ray of inside a glass rod. The critical angle for the in the glass is 42. air ray of normal surface of glass rod 40 glass rod Which row shows what happens to the when it reaches the surface of the glass rod? PhysicsndMathsTutor.com
10 18 plane mirror is fitted to a wall. Which statement about the image formed by the mirror is correct? The image is real. The image is left to right (laterally inverted). The image is smaller than the. The image is upside down. 19 The diagram shows a ray of travelling in a substance P. The ray reaches a boundary with a substance Q. Total internal reflection occurs at the boundary. substance P substance Q normal angle X ray of boundary Which row contains correct statements about angle X and about the optical density of substance Q? angle X smaller than the critical angle smaller than the critical angle greater than the critical angle greater than the critical angle substance Q less dense than substance P more dense than substance P less dense than substance P more dense than substance P PhysicsndMathsTutor.com
11 20 Which labelled distance is the focal length of the lens? 21 ray of is reflected by two parallel plane mirrors X and Y. 10 mirror X 30 eye 30 mirror Y Which statement is correct? The angle of incidence at mirror X is 30. The angle of incidence at mirror Y is 60. The angle of reflection at mirror X is 120. The angle of reflection at mirror Y is 0. PhysicsndMathsTutor.com
12 22 Scout P signals to scout Q on the other side of a valley by using a mirror to reflect the Sun s rays. scout P Sun s rays mirror scout Q Which mirror position would allow the Sun s rays to be reflected to scout Q? mirror Sun s rays Sun s rays Sun s rays Sun s rays 23 Which statement about a converging lens is not correct? ray parallel to the principal axis of the lens is refracted through the principal focus. ll rays of refracted by the lens pass through the principal focus. The distance between the centre of the lens and the principal focus is the focal length. The principal focus of the lens is a point on the principal axis. PhysicsndMathsTutor.com
13 24 Rays of enter and leave a box. ray 1 ray 2 ray 1 ray 2 What could be inside the box to make the rays behave as shown? a converging lens a parallel-sided glass block a plane mirror a triangular prism 25 boy wears a shirt with a letter F on the front. He stands in front of a plane mirror. mirror What does he see in the mirror? PhysicsndMathsTutor.com
14 26 small boat in a harbour is protected from waves on the sea by harbour walls. small boat harbour land se waves harbour walls Some waves can curve round the harbour walls and reach the boat. What is the name of this effect? diffraction dispersion reflection refraction 27 Which statement about a converging lens is not correct? ray parallel to the principal axis of the lens is refracted through the principal focus. ll rays of refracted by the lens pass through the principal focus. The distance between the centre of the lens and the principal focus is the focal length. The principal focus of the lens is a point on the principal axis. 28 Light waves pass from air into glass and are refracted. What always remains constant when this happens? direction frequency speed wavelength PhysicsndMathsTutor.com
15 29 n is placed in front of a converging lens. The lens has a focal length f. The lens produces a real, enlarged image of the. In which labelled position is the placed? lens f 2f 30 Which diagram shows how a ray of could pass through a glass block in air? glass glass glass glass PhysicsndMathsTutor.com
16 31 Which diagram correctly represents rays of passing through a converging lens in a camera? camera camera image image lens lens camera camera image image lens lens PhysicsndMathsTutor.com
17 32 The diagram shows a ray of passing through a semicircular glass block into air. air glass P ray of Which row gives the correct name for angle P and states how angle P compares with the critical angle? name of angle P angle of incidence angle of incidence angle of refraction angle of refraction angle P compared with the critical angle larger than the critical angle smaller than the critical angle larger than the critical angle smaller than the critical angle PhysicsndMathsTutor.com
18 33 Which diagram shows how an image of an is formed on a screen by a converging lens? 2 focal length 2 focal length screen screen focal length focal length screen screen PhysicsndMathsTutor.com
19 34 Water waves may be used to demonstrate refraction by making them pass into water of a different depth. wave direction deep water shallow water wavefronts Why does the water wave change direction as it passes into the shallow water? The frequency of the wave decreases. The frequency of the wave increases. The speed of the wave decreases. The speed of the wave increases. 35 The diagram represents a converging lens forming an image of an. converging lens P Q R S image Which distance is the focal length of the lens? PQ PR QR QS PhysicsndMathsTutor.com
20 36 teacher demonstrates the dispersion of white using a triangular glass prism. Which diagram shows how this dispersion happens? white white prism spectrum spectrum white white prism spectrum spectrum PhysicsndMathsTutor.com
21 37 The image formed by a plane mirror is upright. position of image eye What are the other characteristics of the image? laterally inverted (left to right) magnified (larger than the ) virtual no yes yes yes no no yes no yes yes yes no PhysicsndMathsTutor.com
22 38 student draws three rays of from point P through a converging lens. Each point labelled F is a principal focus of the lens. P ray X F F ray Z ray Y Which of the rays are drawn correctly? ray Y only ray Z only ray X and ray Y ray X and ray Z 39 The diagram shows radiation from a lamp passing through a prism. screen prism P red radiation from lamp violet Which type of radiation is found at P? γ-rays infra-red ultraviolet X-rays PhysicsndMathsTutor.com
23 40 plane mirror is used to form an image of an. t which labelled point is the image formed? ray of plane mirror 41 converging lens in a projector is used to make an enlarged image of a small piece of film on a screen. t which labelled point could the piece of film be placed so that the lens produces this image? focal length of lens converging lens 2 focal length of lens screen PhysicsndMathsTutor.com
24 42 The diagram shows the dispersion of white by a glass prism. white red glass prism violet Why does dispersion occur when white enters the glass? The frequency of red decreases more than that of violet. The frequency of violet decreases more than that of red. The speed of red decreases more than that of violet. The speed of violet decreases more than that of red. 43 thin converging lens is used to produce, on a screen, a focused image of a candle. screen image lens candle Various focused images are produced on the screen by moving the lens and the screen backwards and forwards. Which statement is always correct? The image is at the principal focus (focal point) of the lens. The image is bigger than the. The image is closer to the lens than the is. The image is inverted. PhysicsndMathsTutor.com
25 44 The diagram shows a ray of travelling from X. ngle P is less than the critical angle. In which direction does the ray continue? X glass air P 45 The diagram shows the image of a clock in a plane mirror. What time is shown? 02:25 02:35 09:25 09:35 PhysicsndMathsTutor.com
26 46 The diagram shows travelling from air into glass. Four angles v, w, x and y are shown. normal air glass w v y x Which formula is used to calculate the refractive index n of the glass? n = sin v sin y n = sin v sin x n = sin w sin y n = sin w sin x 47 The diagram shows a converging lens forming an image of an. X image Y Which statement about the image is correct? It is real and can be seen by an eye at X. It is real and can be seen by an eye at Y. It is virtual and can be seen by an eye at X. It is virtual and can be seen by an eye at Y. PhysicsndMathsTutor.com
27 48 The diagram shows passing from air into glass. normal air glass NOT TO SLE The glass has a refractive index of 1.5. What is the angle of refraction in the glass? sound wave has a certain amplitude and a certain frequency. second sound wave is quieter and lower in pitch than the first sound wave. The second wave has a larger amplitude and a greater frequency. a larger amplitude and a smaller frequency. a smaller amplitude and a greater frequency. a smaller amplitude and a smaller frequency. PhysicsndMathsTutor.com
28 50 The diagram shows an in front of a plane mirror. The mirror forms an image of the. M N t which labelled point is the image formed, and which type of image is formed? where the image is formed type of image at M real at M virtual at N real at N virtual 51 Light enters a glass block at an angle of incidence of 46. The refracts at an angle of refraction of 26. What is the refractive index of the glass? PhysicsndMathsTutor.com
29 52 Which diagram correctly shows a ray of reflected by a plane mirror? ray of ray of ray of ray of PhysicsndMathsTutor.com
30 53 Which diagram shows how a converging lens is used as a magnifying glass? F F image lens image F F lens F F image lens F F image lens PhysicsndMathsTutor.com
31 54 The diagram shows a ray of monochromatic passing through a semi-circular glass block. 50 ray emerges in air close to glass surface incident ray glass air reflected ray What is the refractive index of the glass? n O is placed close to a thin converging lens. The diagram represents three rays from the top of O passing through the lens. O Which type of image is produced by the lens when the O is in this position? real and diminished real and enlarged virtual and diminished virtual and enlarged PhysicsndMathsTutor.com
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