CAPE Physics Unit 1 · 2013 · Paper 1

44 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 choiceA rubber ball of weight, W, is suspended from a support and is being displaced laterally at an angle, \theta^\circ, from the vertical by a wind of constant force, H. The ball is in equilibrium and the tension in…
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 choiceWhich of the choices below gives the dimensions of the universal gravitational constant G?
4. Q41 mark · multiple choiceThe number of moles of carbon-12 atoms in 0.060\text{ kg} is
5. Q51 mark · multiple choiceIf x = 3\text{ mg} and y = 9\text{ kg} then
6. Q61 mark · multiple choiceWhat is the gravitational field strength of a planet whose mass is one-third that of the Earth's and whose radius is one-half that of the Earth's? (The gravitational field strength of Earth is g.)
7. Q71 mark · multiple choiceFor an object undergoing projectile motion which of the following options BEST describes the vertical and horizontal components of velocity?
8. Q81 mark · multiple choiceThe masses of the blocks are 2.0\text{ kg} and 5.0\text{ kg} and they can move freely along a straight horizontal track. The spring is compressed and the blocks are released simultaneously from rest. When the…
9. Q91 mark · multiple choiceWhich of the following pairs of conditions is true for an inelastic collision?
10. Q111 mark · multiple choiceA car with mass, m, moves around a circular road of radius, r, at a constant speed, v. Which of the following statements is/are true? I. The car's velocity changes and the magnitude of the acceleration is…
11. Q121 mark · multiple choiceWhich of the statements below BEST describes the motion of a geostationary satellite?
12. Q131 mark · multiple choiceIf m is the mass of an object and E its kinetic energy, then its linear momentum is
13. Q141 mark · multiple choiceA van has mass m. The van's engine has a maximum power output of P. The LEAST time required for the van to be accelerated from rest to a speed, v, is
14. Q151 mark · multiple choiceA student of weight 500\text{ N} is planning a trip 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…
15. Q161 mark · multiple choiceA pendulum is held at its highest point and then released. A suitable graph to show one cycle of this motion could be
16. Q171 mark · multiple choiceThe displacement of a particle undergoing simple harmonic motion is given by x = 8 \sin(0.4\pi t) where x is in metres and t in seconds. The frequency of oscillation of the particle is
17. Q181 mark · multiple choiceA pendulum starts its oscillation from Position A. The kinetic energy of the pendulum bob is MAXIMUM when the bob is
18. Q191 mark · multiple choiceThe following displacement-position graph represents a stationary wave at two different instants of time. The distance PQ represents half the
19. Q201 mark · multiple choiceWhat is the phase difference between the two points A and B on the graph below?
20. Q211 mark · multiple choiceThe intensity of sound is directly proportional to the
21. Q221 mark · multiple choiceWhich of the following statements concerning sound and light waves is correct?
22. Q231 mark · multiple choiceWhich of the following events is associated with transverse waves but NOT longitudinal waves?
23. Q241 mark · multiple choiceStationary waves are produced by superimposing progressive waves of frequency 500\text{ Hz}. Successive nodes are separated by a distance of 2\text{ m}. What is the speed of the progressive waves?
24. Q251 mark · multiple choiceWhere on this stationary wave does an antinode exist?
25. 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
26. Q271 mark · multiple choiceX-rays differ from microwaves in that they
27. Q281 mark · multiple choiceAccommodation in the human eye refers to
28. Q291 mark · multiple choiceIn Young's double slit experiment, the separation between the slits is halved and the distance between the slits and screen is doubled. The fringe width is
29. Q301 mark · multiple choiceA student's range of hearing is from 40\text{ Hz} to 15\text{ kHz}. What is the SHORTEST wavelength of sound she can hear if the speed of sound in air is 330\text{ m s}^{-1}?
30. Q311 mark · multiple choiceWhich instrument is MOST suitable for measuring rapidly changing temperature?
31. Q321 mark · multiple choiceThe length of the liquid column in a mercury thermometer at the ice point is 15\text{ mm} and at the steam point is 220\text{ mm}. When placed in a cup of tea, the length of the mercury column is 195\text{ mm}.…
32. Q331 mark · multiple choiceAn immersion heater rated 150\text{ W} is fitted into a large block of ice at 0\ ^\circ\text{C}. The specific latent heat of fusion of the ice is 3 \times 10^5\text{ J kg}^{-1}. How long does it take to melt…
33. 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…
34. Q351 mark · multiple choiceWater falls from a height of 500\text{ m}. What is the rise in temperature of the water at the bottom, if all the energy gained is converted to internal energy in the water?
35. Q361 mark · multiple choiceWhich of the following statements is/are TRUE? I. Whilst a substance is melting, its temperature remains constant. II. The triple point of a substance has a constant value. III. The boiling point of a liquid does not…
36. Q371 mark · multiple choiceMetals are generally better thermal conductors than non-metals because
37. Q381 mark · multiple choiceWhich of the following methods of heat transfer occurs as a consequence of a change in density of a substance?
38. Q391 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. 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?
40. Q411 mark · multiple choiceFour different liquids are poured into identical measuring cylinders. The diagrams below show the heights of the liquids and their densities. Which liquid exerts the LARGEST pressure on the base of its measuring…
41. 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…
42. Q431 mark · multiple choiceHelium gas is kept in a container at a pressure of 1.7 \times 10^5\text{ Pa}. If the density of helium is 0.92\text{ kg m}^{-3}, calculate the root mean square speed of the helium atoms.
43. Q441 mark · multiple choiceWhich of the following statements is NOT one of the basic assumptions of the kinetic theory of gases?
44. 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}?