AQA PHYA51 w QP JUN10

... (3 marks) (08) WMP /Jun10 /PHYA1 Do not write outside the box (a) A student wishes to investigate how the resistance of a thermistor changes with temperature (a) (i) Draw a labelled diagram of a ... (c) A filament lamp has a power rating of 36 W when there is a pd across its terminals of 12 V (c) (i) Calculate the resistance of the filament when the pd across its terminals i...

Ngày tải lên: 12/03/2014, 15:57

... Calculate the initial acceleration down the slope answer = m s-2 (2 marks) (c) In this experiment, the following data was obtained A graph of the data is shown below it time / pendulum swings ... front tyre at A State your answer to an appropriate number of significant figures answer = N (4 marks) (d) Calculate the vertical force that the road exerts on the rear tyre at B answer = ... inv...

Ngày tải lên: 12/03/2014, 15:59

... 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

... 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

... 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

... and that every examiner understands and applies it in the same correct way As preparation for the standardisation meeting each examiner analyses a number of candidates’ scripts: alternative answers ... details will change, depending on the content of a particular examination paper Further copies of this Mark Scheme are available to download from the AQA Website: www.aqa.org.uk Copyright ©...

Ngày tải lên: 12/03/2014, 15:57

... WMP /Jan10 /PHYA1 A (a) An unstable nucleus, Z X, can decay by emitting a β– particle (a) Areas outside the box will not be scanned for marking (i) What part of the atom is the same as a β– particle? ... (1 mark) (a) (ii) Calculate the total emf of the combination of cells answer = V (1 mark) (12) WMP /Jan10 /PHYA1 13 Areas outside the box will not be scanned for marking (a) (iii) C...

Ngày tải lên: 12/03/2014, 15:57

... Unit PHYA1 Particles, Quantum Phenomena and Electricity Wednesday 12 January 2011 9.00 am to 10.15 am For this paper you must have: l a pencil and a ruler l a calculator l a Data and Formulae Booklet ... marked on your ability to: – use good English – organise information clearly – use specialist vocabulary where appropriate (JAN1 1PHYA10 1) WMP /Jan11 /PHYA1 PHYA1 Do not write ou...

Ngày tải lên: 12/03/2014, 15:57

... and that every examiner understands and applies it in the same correct way As preparation for the standardisation meeting each examiner analyses a number of candidates’ scripts: alternative answers ... details will change, depending on the content of a particular examination paper Further copies of this Mark Scheme are available to download from the AQA Website: www.aqa.org.uk Copyright ©...

Ngày tải lên: 12/03/2014, 15:59

... answer = degrees (2 marks) (06) WMP /Jan10 /PHYA2 Areas outside the box will not be scanned for marking (c) State and explain one reason why part B of the optical fibre is made as narrow as ... WMP /Jan10 /PHYA2 12 Areas outside the box will not be scanned for marking Figure shows a cross-section through a step index optical fibre Figure Light ray in air A B A (a) (i) Name the par...

Ngày tải lên: 12/03/2014, 15:59

... that the time taken for the cannonball to reach the water surface after being fired from the cannon was 3.7 s Assume the air resistance was negligible (2 marks) (04) WMP /Jan11 /PHYA2 Do not write ... box Figure shows a stationary wave on a string The string is tied onto a thin metal bar at A and fixed at B A vibration generator causes the bar to oscillate at a chosen frequency...

Ngày tải lên: 12/03/2014, 15:59

Ngày tải lên: 12/03/2014, 16:00