CAPE Physics Unit 1 · 2010 · Paper 1

45 multiple-choice items from this paper. Open one to see it in full, then practise it on Quelpr and get it marked against the mark scheme.

1. Q11 mark · multiple choiceWhich of the quantities below are dimensionless? I. Relative density II. Force III. Length IV. Refractive index
2. Q21 mark · multiple choiceIn determining the density of a cube a student records the following measurements: Length of side, l = 3.0 \pm 0.1\text{ cm} Mass of cube, m = 12.5 \pm 0.5\text{ g} The student then uses the equation…
3. Q31 mark · multiple choiceGiven that the following quantities have the base units shown P: \text{kg m}^{-3} Q: \text{kg m s}^{-2} R: \text{kg}^2 \text{m}^{-3} \text{s}^{-1} What quantity does \frac{PQ}{R} represent?
4. Q41 mark · multiple choiceThe molar mass of aluminium is 27\text{ g} and its density is 2700\text{ kg m}^{-3}. The number of aluminium atoms in a piece of aluminium with a volume of 1.0\text{ m}^3 is approximately
5. Q51 mark · multiple choiceIf the average velocity of a particle is zero, then the distance it has travelled
6. Q61 mark · multiple choiceA tennis ball is given a horizontal velocity of 8\text{ m/s} when it is hit at a height 1.8\text{ m} above the ground. It is in the air for
7. Q71 mark · multiple choiceTwo identical masses are attached by a string, which passes over a frictionless pulley. All the graphs below are drawn to the same scale. Which pair of graphs below represents the acceleration of Body P and the…
8. Q81 mark · multiple choiceWhich of the following pairs of conditions is true for an inelastic collision?
9. Q91 mark · multiple choiceWhich of the following equations gives the correct relationship between impulse and momentum?
10. Q101 mark · multiple choiceA man of mass 50\text{ kg} stands on a bathroom scale (balance) in an elevator. If the elevator accelerates upwards to 2\text{ m s}^{-2}, what is the reading on the scale?
11. Q111 mark · multiple choiceWhich of the statements below BEST describes the motion of a geostationary satellite?
12. Q121 mark · multiple choiceA man with a parachute jumps from a plane. He opens his parachute after 2.5 seconds. Which of the graphs below BEST represents how his vertical acceleration a, could vary with time t, during the first 6 seconds of…
13. Q131 mark · multiple choiceA body falls from a cliff 80\text{ m} above the ground. If it loses 25% of its energy overcoming friction, what is its velocity on impact with the ground? [g = 9.8\text{ N kg}^{-1}]
14. Q141 mark · multiple choiceIf m is the mass of an object and E its kinetic energy, then its linear momentum is
15. Q151 mark · multiple choiceA student of weight 500\text{ N} is planning a trip up to the peak of Blue Mountain. From her starting point, this will involve an increase in altitude of 1800\text{ m}. She buys "high calorie" energy bars which…
16. Q161 mark · multiple choiceWhen a particle oscillates in a straight line with simple harmonic motion, the period of the oscillation is
17. Q171 mark · multiple choiceThe displacement of a particle undergoing simple harmonic motion is given by x = 8\sin 0.4\pi t The frequency of oscillation of the particle is
18. Q181 mark · multiple choiceThe diagram shows a Barton pendulum system used to demonstrate resonance. Which pendulum would swing with the GREATEST amplitude when the driver O is pulled aside and released?
19. Q191 mark · multiple choiceWhich of the following correctly shows the directions of the motion of points X, Y and Z on the rope as a transverse wave passes along it from left to right?
20. Q201 mark · multiple choiceWhich of the following events is associated with transverse waves but NOT longitudinal waves?
21. Q211 mark · multiple choiceSound waves with a frequency of 200\text{ Hz} travel through a medium with a speed of 400\text{ m s}^{-1}. What is the phase difference between two points which are 3\text{ m} apart in the direction of the wave?
22. Q221 mark · multiple choiceThe following displacement-position graph represents a stationary wave at two different instants of time. What does the distance PQ represent?
23. Q231 mark · multiple choiceA wave of amplitude 10\text{ cm} has intensity I_1. Another similar wave has an amplitude of 5\text{ cm} and intensity I_2. What is the value of \frac{I_1}{I_2}?
24. Q241 mark · multiple choiceWhere on this stationary wave does an antinode exist?
25. Q251 mark · multiple choiceTwo light sources are said to be coherent. The waves from them must therefore have
26. Q261 mark · multiple choiceAs light travelling in air enters a medium its speed changes to 2.4 \times 10^8\text{ m s}^{-1}. The refractive index of the medium is
27. Q271 mark · multiple choiceFor a double slit interference pattern using light, the separation of fringes will increase if I. Blue light is used instead of red. II. The screen is moved away from the slits. III. The slits are brought closer…
28. Q281 mark · multiple choiceAn object is placed 3\text{ cm} in front of a diverging lens of focal length 5\text{ cm}. Where will the image be found?
29. Q291 mark · multiple choiceWhich of the following statements regarding lenses is/are correct? I. A converging lens always forms an image bigger than the object. II. An object placed in front of a converging lens can form a virtual image. III. A…
30. Q301 mark · multiple choiceThe near point of a defective eye is 30\text{ cm} from the eye. The normal near point is 25\text{ cm} from the eye. The focal length of the lens needed to correct this defect is
31. Q311 mark · multiple choiceWhich instrument is MOST suitable for measuring rapidly changing temperature?
32. Q321 mark · multiple choiceThe graph shows how the length of the mercury in a thermometer changes with temperature. The temperature which corresponds to a length of 10.0\text{ cm} is
33. Q331 mark · multiple choiceWhat is the name given to the amount of heat energy needed to change 1\text{ kg} of water at 100\text{ }^\circ\text{C} into steam at 100\text{ }^\circ\text{C}?
34. Q341 mark · multiple choiceIn an electrical method for determining the specific heat capacity of a metal, the following readings were obtained mass of metal: 2\text{ kg} supply voltage: 240\text{ V} current: 3\text{ A} time for which heat…
35. Q351 mark · multiple choiceWater falls from a height of 500\text{ m}. What is the rise in temperature of water at the bottom if all of the energy gained is converted to internal energy in the water?
36. Q361 mark · multiple choiceA composite conductor with materials of thermal conductivities k, k/2, k/3 has insulated sides. Heat is transferred through it from left to right as shown in the diagram below. Each material has the same…
37. Q371 mark · multiple choiceA contractor builds an office window of height 150\text{ cm} and width 200\text{ cm} with a glass pane of thickness 0.5\text{ cm}. The temperature difference across the glass is 15\text{ K} and the thermal…
38. Q381 mark · multiple choiceA small black sphere has an absolute temperature T_1. It is hung in the centre of an enclosure whose walls are at a higher absolute temperature T_2. The net rate of gain of thermal energy by the sphere is…
39. Q391 mark · multiple choiceAvogadro's number is the number of molecules in
40. Q401 mark · multiple choiceA gas contains N molecules. The speeds of the molecules are C_1, C_2, \dots, C_N. Which of the following equations can be used to determine the r.m.s speed of the molecules?
41. Q411 mark · multiple choiceWhat is the total pressure on the base of a container of cross-sectional area 5.0\text{ m}^2, if it is filled with ethylene glycol of density 1120\text{ kg m}^{-3} up to a depth of 3.0\text{ m}? [Atm. press =…
42. Q421 mark · multiple choiceThe material shown has length, l, and cross-sectional area A. When a force F, is applied to the material it causes an extension e, in the material. Which of the following expressions can be used to determine the…
43. Q431 mark · multiple choiceFour different liquids are poured into identical measuring cylinders. The diagrams show the heights of the liquids and their densities. Which liquid exerts the LARGEST pressure on the base of its measuring cylinder?
44. Q441 mark · multiple choiceThis graph is MOST likely to apply to
45. Q451 mark · multiple choiceThe figure above shows the force-extension graph of a wire. How much work is done in stretching the wire from an extension of 1\text{ mm} to 2\text{ mm}?