AQA PHYA4 2 QP JUN13

... WMP/Jun 12 /PHYA4/ 2 12 There are no questions printed on this page DO NOT WRITE ON THIS PAGE ANSWER IN THE SPACES PROVIDED Copyright © 20 12 AQA and its licensors All rights reserved ( 12) WMP/Jun 12 /PHYA4/ 2 ... (2 marks) 12 (08) WMP/Jun 12 /PHYA4/ 2 Do not write outside the box (a) Define the gravitational potential at a point ... of the graph balance reading 0 sand sta...

Ngày tải lên: 12/03/2014, 16:13

... (2 marks) END OF QUESTIONS (10) 16 WMP /Jan10 /PHYA4/ 2 11 There are no questions printed on this page DO NOT WRITE ON THIS PAGE ANSWER IN THE SPACES PROVIDED (11) WMP /Jan10 /PHYA4/ 2 12 There ... Calculate the power wasted in the internal circuits when the TV set is left in standby mode answer = W (1 mark) Question continues on the next page Turn over ᮣ (09) WMP /Jan10 /PHYA4/ 2...

Ngày tải lên: 12/03/2014, 16:13

... Do not write outside the box There are no questions printed on this page DO NOT WRITE ON THIS PAGE ANSWER IN THE SPACES PROVIDED (02) WMP /Jan11 /PHYA4/ 2 Do not write outside the box Answer all ... determine the value of θ answer = degrees (3 marks) Turn over (09) ᮣ WMP /Jan11 /PHYA4/ 2 10 Do not write outside the box Figure shows a horizontal wire, held in tension between fixed points at...

Ngày tải lên: 12/03/2014, 16:13

... (2 marks) 13 END OF QUESTIONS (11) WMP/Jan 12 /PHYA4/ 2 12 There are no questions printed on this page DO NOT WRITE ON THIS PAGE ANSWER IN THE SPACES PROVIDED Copyright © 20 12 AQA and its ... answer = s (2 marks) (b) (ii) Use your answers from parts (a) and (b)(i) to show that the amplitude A, which is the distance from Q to R, is about 25 m (3 marks) Turn over (07) ᮣ WMP/Jan 12...

Ngày tải lên: 12/03/2014, 16:13

... Calculate the gravitational force between the spheres when their surfaces were in contact answer = N (2 marks) ( 02) WMP /Jun10 /PHYA4/ 2 Do not write outside the box (c) Modifications, such as ... (2 marks) (b) In 1798 Cavendish investigated Newton’s law by measuring the gravitational force between two unequal uniform lead spheres The radius of the larger sphere was 100 mm and that of ....

Ngày tải lên: 12/03/2014, 16:13

... (1 mark) ( 02) WMP /Jun11 /PHYA4/ 2 Do not write outside the box (a) (iii) Calculate R if m = 12 kg, r = 23 m, and v = 11 m s–1 answer = N (2 marks) (b) Explain what would happen to the magnitude ... mark) 12 (06) WMP /Jun11 /PHYA4/ 2 Do not write outside the box Capacitors and rechargeable batteries are examples of electrical devices that can be used repeatedly to store energy (a)...

Ngày tải lên: 12/03/2014, 16:14

... a radius of 1. 5 × 10 8 km What is the Earth’s approximate speed? A B 5.0 × 10 3 m s 1 C 1. 0 × 10 4 m s 1 D 1. 5 × 10 3 m s 1 3.0 × 10 4 m s 1 A particle moves in a circular path at constant speed Which ... at P A 10 00 μF capacitor and a 10 μF capacitor are charged so that they store the same energy The pd across the 10 00 μF capacitor is V1 and the pd across the...

Ngày tải lên: 12/03/2014, 16:00

... conserved WMP /Jan10 /PHYA4/ 1 What is the angular speed of a point on the Earth’s equator? A B C D 7.3 × 10 –5 rad s 1 4.2 × 10 –3 rad s 1 2.6 × 10 1 rad s 1 15 rad s 1 Which one of the following does ... END OF QUESTIONS WMP /Jan10 /PHYA4/ 1 10 There are no questions printed on this page WMP /Jan10 /PHYA4/ 1 11 There are no questions printed on this page WMP /Jan10 /P...

Ngày tải lên: 12/03/2014, 16:00

... uniform magnetic field What is the mass of the wire? A B 3 .1 × 10 –3 kg C 3.0 × 10 –2 kg D (08) 8.0 × 10 –4 kg 8.2 × 10 1 kg WMP /Jan12 /PHYA4/ 1 Do not write outside the box 21 When a β particle moves ... increases by 50%? A 13 .0 V B 14 .5 V C 19 .0 V D 12 .0 V Turn over (07) ᮣ WMP /Jan12 /PHYA4/ 1 Do not write outside the box 18 The graph shows the results of an experime...

Ngày tải lên: 12/03/2014, 16:12

... of the body when its displacement is 0.70 m? A B C D 0 .11 m s 1 0.22 m s 1 0.40 m s 1 0.80 m s 1 Turn over for the next question Turn over ᮣ WMP /Jun10 /PHYA4/ 1 Which graph, A to D, shows the variation ... of force? A ATm B W s–2 C kg m s–2 D J m 1 WMP /Jun10 /PHYA4/ 1 11 23 The graph shows how the magnetic flux passing through a loop of wire changes with time magnetic flux ti...

Ngày tải lên: 12/03/2014, 16:12

... END OF QUESTIONS (10 ) WMP/Jun 11 /PHYA4/ 1 11 There are no questions printed on this page DO NOT WRITE ON THIS PAGE ANSWER IN THE SPACES PROVIDED (11 ) WMP/Jun 11 /PHYA4/ 1 12 There are no questions ... after 1. 0 s? A 2.5 m s 1 B 5.0 m s 1 C 7.5 m s 1 D 10 m s 1 (02) Which of the following is a possible unit for rate of change of momentum? A Ns B N s 1 C kg m s 1 D kg m s–2 W...

Ngày tải lên: 12/03/2014, 16:12

... chromatic aberration Draw a diagram to show how a single converging lens produces chromatic aberration (2 marks) Turn over for the next question Turn over (03) ᮣ WMP /Jun10 /PHYA5/ 2A Do not write ... (2 marks) ( 02) WMP /Jun10 /PHYA5/ 2A Do not write outside the box (b) (ii) The Triesnecker Crater on the Moon has a diameter of 23 km Calculate the angle subtended by the image of...

Ngày tải lên: 12/03/2014, 16:15

... image of a < /b> real object by a < /b> diverging lens object F F (2 < /b> marks) (b) Define the power of a < /b> lens (1 mark) ( 02)< /b> WMP /Jun10 /PHYA5/< /b> 2B Do not write ... (3 marks) (04) WMP /Jun10 /PHYA5/< /b> 2B Do not write outside the box (c) The scale on the intensity meter is changed to the dBA scale and the new reading, for the same sound, is found to be 50 dBA...

Ngày tải lên: 12/03/2014, 16:15

... describe the process that occurs during each of the parts A to B, B to C, C to D and D to A of the cycle Describe whether heating or cooling is taking place, the type of process and whether work ... (iii) Calculate the new rotational kinetic energy of the roundabout and children answer = J (1 mark) (c) Explain where the increase of rotational kinetic energy of the roundabout and childr...

Ngày tải lên: 12/03/2014, 16:16

... PROVIDED (11) WMP /Jun10 /PHYA5/ 2D Do not write outside the box 12 There are no questions printed on this page DO NOT WRITE ON THIS PAGE ANSWER IN THE SPACES PROVIDED Copyright © 20 10 AQA and its ... mark) (b) A beam of identical particles moving at a speed of 0.98c is directed along a straight line between two detectors 25 m apart Figure first detector second detector beam of...

Ngày tải lên: 12/03/2014, 16:16