AQA 5994 5995 5996 w SP

Vật lý A level: AQA PHYA5 2 a w QP JUN10

Vật lý A level: AQA PHYA5 2 a w QP JUN10
... 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 this crater when ... output of Sirius A power output of Sirius B ratio = (2 marks) (04) WMP /Jun10 /PHYA5/ 2A Do not write outside the box (b) (ii) Show that data in the table suggests that one star is about 8000 times...
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Vật lý A level: AQA PHYA5 2 b w QP JUN10

Vật lý A level: AQA PHYA5 2 b w QP JUN10
... 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 Explain ... (7 marks) (06) WMP /Jun10 /PHYA5/< /b> 2B 10 Do not write outside the box (a)< /b> Outline the basic principles of a < /b> magnetic resonance (MR) scanner used to scan a < /b> patient’s brain ...
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Vật lý A level: AQA PHYA5 2 c w QP JUN10

Vật lý A level: AQA PHYA5 2 c w QP JUN10
... 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 children ... children about the axis of rotation Give your answer to an appropriate number of significant figures answer = kg m2 (3 marks) (a) (ii) Calculate the total rotational kinetic energy of the roundabout...
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Vật lý A level: AQA PHYA5 2 d w QP JUN10

Vật lý A level: AQA PHYA5 2 d w QP JUN10
... 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 particles 25 ... WMP /Jun10 /PHYA5/ 2D Do not write outside the box When light of wavelength 590 nm is directed at an uncharged surface of a certain metal X, electrons are emitted from the metal surface causing a photoelectric...
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Vật lý A level:AQA PHYA1 w MS JAN10

Vật lý A level:AQA PHYA1 w MS JAN10
... 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 © 2010 AQA ... Such answers without an ‘overview’ paragraph in the answer would be unlikely to score in the top band An arithmetical error in an answer will cause the candidate to lose one mark and should be annotated...
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Vật lý A level:AQA PHYA1 w MS JAN11

Vật lý A level:AQA PHYA1 w MS JAN11
... Such answers without an ‘overview’ paragraph in the answer would be unlikely to score in the top band An arithmetical error in an answer will cause the candidate to lose one mark and should be annotated ... Qualifications Alliance The Assessment and Qualifications Alliance (AQA) is a company limited by guarantee registered in England and Wales (company number 3644723) and a registered charity (registered charity ... candidates’ responses to questions and that every examiner understands and applies it in the same correct way As preparation for standardisation each examiner analyses a number of candidates’...
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Vật lý A level:AQA PHYA1 w MS JAN12

Vật lý A level:AQA PHYA1 w MS JAN12
... measured calculated • water bath used • ice added to water • water stirred • temperature measured with thermometer • resistance calculated • graph drawn the temperature at or below which a material ... questions and that every examiner understands and applies it in the same correct way As preparation for standardisation each examiner analyses a number of students’ scripts: alternative answers not already ... voltmeter ammeter method The wire is heated in a beaker of water and the temperature measured with a thermometer max Mark Scheme – General Certificate of Education (A- level) Physics A PHYA1 – January...
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Vật lý A level:AQA PHYA1 w MS JUN10

Vật lý A level:AQA PHYA1 w MS JUN10
... 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 © 2010 AQA ... Such answers without an ‘overview’ paragraph in the answer would be unlikely to score in the top band An arithmetical error in an answer will cause the candidate to lose one mark and should be annotated...
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Vật lý A level:AQA PHYA1 w MS JUN11

Vật lý A level:AQA PHYA1 w MS JUN11
... candidates’ responses to questions and that every examiner understands and applies it in the same correct way As preparation for standardisation each examiner analyses a number of candidates’ ... Qualifications Alliance The Assessment and Qualifications Alliance (AQA) is a company limited by guarantee registered in England and Wales (company number 3644723) and a registered charity (registered charity ... scripts: alternative answers not already covered by the mark scheme are discussed and legislated for If, after the standardisation process, examiners encounter unusual answers which have not been raised...
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Vật lý A level:AQA PHYA1 w QP JAN10

Vật lý A level:AQA PHYA1 w QP JAN10
... 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) Calculate ... (a) (i) Calculate the peak voltage of the ac source answer = V (1 mark) (a) (ii) Calculate the rms voltage answer = V (1 mark) (a) (iii) Calculate the time period of the ac signal answer...
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Vật lý A level:AQA PHYA1 w QP JAN11

Vật lý A level:AQA PHYA1 w QP JAN11
... 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 outside the box Answer ... voltage answer = V (2 marks) (b) (ii) Calculate the average power dissipated in a lamp connected to the mains supply when the rms current is 0.26 A answer = W (1 mark) (08) WMP /Jan11/ PHYA1...
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Vật lý A level:AQA PHYA1 w QP JUN10

Vật lý A level:AQA PHYA1 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 is 12 V answer ... write outside the box When a clean metal surface in a vacuum is irradiated with ultraviolet radiation of a certain frequency, electrons are emitted from the metal (a) (i) Explain why the kinetic energy...
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Vật lý A level:AQA PHYA2 w MS JAN10

Vật lý A level:AQA PHYA2 w MS JAN10
... 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 © 2010 AQA ... Such answers without an ‘overview’ paragraph in the answer would be unlikely to score in the top band An arithmetical error in an answer will cause the candidate to lose one mark and should be annotated...
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Vật lý A level:AQA PHYA2 w MS JAN11

Vật lý A level:AQA PHYA2 w MS JAN11
... (b) a single wavelength ! constant phase relationship/difference ! (c) maxima further apart/central maximum wider/subsidiary maximum wider/maxima are wider ! (d) wider/increased separation ! lower ... the clamp (and the rod) ● waves travelling in opposite directions superpose/add/interfere ● wave have same wavelength and frequency (similar amplitude) ● always cancellation at nodes/always constructive ... candidates’ responses to questions and that every examiner understands and applies it in the same correct way As preparation for standardisation each examiner analyses a number of candidates’...
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Vật lý A level:AQA PHYA2 w MS JAN12

Vật lý A level:AQA PHYA2 w MS JAN12
... questions and that every examiner understands and applies it in the same correct way As preparation for standardisation each examiner analyses a number of students’ scripts: alternative answers not already ... gain maximum two marks (ie knot initially moving upwards) c max from stationary wave formed  by superposition or interference (of two progressive waves)  max knot is at a node  waves (always) ... in the standardising procedures Mark Scheme – General Certificate of Education (A- level) Physics A PHYA2 – January 2012 GCE Physics, Specification A, PHYA2, Mechanics, Materials and Waves Question...
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