Cambridge A Level ยท 9702 ยท Paper 4 ยท A Level structured questions
Physics 9702/42 May/June 2014 past paper
Cambridge A Level Physics (9702) Paper 4 (A Level structured questions), variant 2, May/June 2014: the question paper and its official mark scheme, 11 questions worth 90 marks, with the grade thresholds. Free to open, no account needed.
- Questions
- 11
- Marks
- 100
- Grade A from
- 54
File names: 9702_s14_qp_42 ยท 9702_s14_ms_42
Grade thresholds for 9702/42 May/June 2014
The minimum raw marks Cambridge set for each grade on this component (out of 100). Thresholds change every session and variant, so always compare your score with the paper you actually sat.
| A | B | C | D | E |
|---|---|---|---|---|
| 54 | 41 | 32 | 24 | 15 |
Topics in this paper
Which syllabus chapters 9702/42 May/June 2014 tested, by marks. Each chapter links to every past-paper question on it.
| Chapter | Questions | Marks |
|---|---|---|
| Gravitational fields | 3 | 24 |
| Magnetic fields | 2 | 17 |
| Medical physics | 1 | 12 |
| Nuclear physics | 1 | 10 |
| Thermodynamics | 1 | 9 |
| Quantum physics | 1 | 7 |
| Motion in a circle | 1 | 6 |
| Temperature | 1 | 5 |
Questions in 9702/42 May/June 2014
- Question 1
The mass M of a spherical planet may be assumed to be a point mass at the centre of the planet. (a) A stone, travelling at speed v, is in a circular orbit of radius r about the planet, as โฆ
- Question 2
A constant mass of an ideal gas has a volume of โฆ
- Question 3
A microwave cooker uses electromagnetic waves of frequency 2450 MHz. The microwaves warm the food in the cooker by causing water molecules in the food to oscillate with a large amplitude at the frequency of the microwaves. (a) State the โฆ
- Question 4
A helium nucleus contains two protons. In a model of the helium nucleus, each proton is considered to be a charged point mass. The separation of these point masses is assumed to be โฆ
- Question 5
A Hall probe is placed a distance d from a long straight current-carrying wire, as illustrated in Fig. 5.1. Hall probe current-carrying wire โฆ
- Question 6
(a) Explain the use of a uniform electric field and a uniform magnetic field for the selection of the velocity of a charged particle. You may draw a diagram if you wish. (b) Ions, all of the same isotope, are โฆ
- Question 7
(a) Define the radian. (b) A telescope gives a clear view of a distant object when the angular displacement between the edges of the object is at least โฆ
- Question 8
Light of wavelength 590 nm is incident normally on a surface, as illustrated in Fig. 8.1. surface light wavelength 590 nm Fig. 8.1 The power of the light is 3.2 mW. The light is completely absorbed by the surface. (a) โฆ
- Question 9
Some water becomes contaminated with radioactive iodine-131 (131 53I). The activity of the iodine-131 in 1.0 kg of this water is 460 Bq. The half-life of iodine-131 is 8.1 days. (a) Define radioactive half-life. (b) (i) Calculate the number of โฆ
- Question 11
(a) Distinguish between an X-ray image of a body structure and a CT scan. X-ray image: CT scan: (b) Data for the linear absorption (attenuation) coefficient ฮผ of X-ray radiation of energy 80 keV are given in Fig. 11.1. metal โฆ
- Question 12
Two people, living in different regions of the Earth, communicate either using a link provided by a geostationary satellite or using optic fibres. (a) (i) Explain what is meant by a geostationary satellite. (ii) The uplink frequency for communication with โฆ
Other Physics papers from May/June 2014
- 9702/11 Multiple choice
- 9702/12 Multiple choice
- 9702/13 Multiple choice
- 9702/21 AS structured questions
- 9702/22 AS structured questions
- 9702/23 AS structured questions
- 9702/41 A Level structured questions
- 9702/43 A Level structured questions
- 9702/51 Planning, analysis & evaluation
- 9702/52 Planning, analysis & evaluation
- 9702/53 Planning, analysis & evaluation