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

... WMP /Jun10 /PHYA5/ 2A PHYA5/ 2A Centre NumberSurnameOther NamesCandidate SignatureCandidate NumberGeneral Certificate of EducationAdvanced Level ExaminationJune 20 10Time allowed●The ... specialist vocabulary where appropriate.For this paper you must have:● a pencil and a ruler● a calculator● a Data and Formulae Booklet.Physics A PHYA5/ 2A Unit 5A AstrophysicsSection BTuesday 29 ... eyepiece lens in an astronomicaltelescope of length 3.7 m and angular magnification 50.focal length of objective lens = mfocal length of eyepiece lens = m (2 marks)( 02) 2 WMP /Jun10 /PHYA5/ 2A Tur...

... its licensors. All rights reserved.(JUN10PHYA 420 1)WMP /Jun10/ PHYA4 /2 PHYA4 /2 Centre NumberSurnameOther NamesCandidate SignatureCandidate NumberGeneral Certificate of EducationAdvanced Level ... English– organise information clearly– use specialist vocabulary where appropriate.For this paper you must have:● a calculator● a ruler● a Data and Formulae Booklet.Physics A PHYA4 /2 Unit 4 ... surfaces were incontact.answer = N (2 marks)( 02) 2 WMP /Jun10/ PHYA4 /2 Tur n overᮣ(03)Do not writeoutside thebox1 (c) Modifications, such as increasing the size of each sphere to produce a...

... examples of electrical devices that can be usedrepeatedly to store energy. 3 (a) (i) A capacitor of capacitance 70 F is used to provide the emergency back-up in a lowvoltage power supply. Calculate ... the factoryby the cables.answer = kW (2 marks) 5 (a) (iii) Calculate the efficiency with which power is transmitted by the cables from the input atthe supply point to the factory.answer = ... reserved.WMP/Jun11/PHYA4 /2 PHYA4 /2 Centre NumberSurnameOther NamesCandidate SignatureCandidate NumberGeneral Certificate of EducationAdvanced Level ExaminationJune 20 11Time allowed●The total time for...

... on which each experiment is based including a reference to anappropriate equationlan explanation of what may limit the accuracy of each methodl a discussion of the advantages and disadvantages ... reserved.1 2 345(JUN1 2PHYA51 01)WMP/Jun 12 /PHYA5/ 1 PHYA5/ 1Centre NumberSurnameOther NamesCandidate SignatureCandidate NumberGeneral Certificate of EducationAdvanced Level ExaminationJune 20 12 Time ... (ii) A certain time, t, after its formation the sample contained twice as many 23 8 92 U atoms as 20 6 82 Pb atoms.Show that the number of 23 8 92 U atoms in the rock sample at time t was 2. 0...

... 30 s, all the ice has reached a temperature of 0o C. Calculate the specific heat capacity of ice.answer = Jkg–1K–1 (2 marks)4 (b) Show that the final temperature of the water formed when ... 1 2 345WMP/Jun11 /PHYA5/ 1 PHYA5/ 1Centre NumberSurnameOther NamesCandidate SignatureCandidate NumberGeneral Certificate of EducationAdvanced Level ExaminationJune 20 11Time allowedlThe ... use specialist vocabulary where appropriate.For this paper you must have:l a calculatorl a rulerl a question paper/answer book for Section B (enclosed).Physics A PHYA5/ 1Unit 5 Nuclear and...

... PROVIDEDCopyright © 20 12 AQA and its licensors. All rights reserved.(JUN1 2PHYA5 2A0 1)WMP/Jun 12 /PHYA5/ 2A PHYA5/ 2A Centre NumberSurnameOther NamesCandidate SignatureCandidate NumberGeneral Certificate of ... how a converging lens forms a magnified real image of a real object. Label a principal focus on your diagram. (2 marks)1 (a) (ii) Draw a ray diagram to show how a converging lens forms a magnified ... solar system. 2 (a) The charge coupled device (CCD) attached to TRAPPIST has a quantum efficiencyof 96% for light of wavelength 750 nm. Explain what is meant by the quantum efficiency of a CCD....

... a parabolic reflector overcomes the problem of spherical aberration. Draw a ray diagram to show how spherical aberration is caused by a concave spherical mirror.(1 mark)( 02) 2 WMP/Jun11 /PHYA5/ 2A Tur ... reserved.(JUN1 1PHYA5 2A0 1)WMP/Jun11 /PHYA5/ 2A PHYA5/ 2A Centre NumberSurnameOther NamesCandidate SignatureCandidate NumberGeneral Certificate of EducationAdvanced Level ExaminationJune 20 11Time allowedlThe total time ... appropriate.For this paper you must have:l a calculatorl a rulerl a Data and Formulae Booklet.Physics A PHYA5/ 2A Unit 5A AstrophysicsSection BMonday 27 June 20 11 9.00 am to 10.45 amMarkQuestionFor...