AQA ANTH4 QP JUN15

Vật lý A level:AQA PHYA1 QP JAN12

... metal wire and asked to investigate how the resistance of the wire changes between a temperature of o C and 100 o C (a) (i) Draw a labelled diagram of a suitable arrangement that would enable the ... necessary for a photon to cause the ionisation of a hydrogen atom Give your answer to an appropriate number of significant figures answer Hz (4 marks) 12 (a) A student is given a piece of metal ... structure charge uud Sigma + uus strangeness baryon number +1 ud 0 (7 marks) (b) Each of the particles in the table has an antiparticle (b) (i) Give one example of a baryon particle and its corresponding...

12
417
0

Vật lý A level:AQA PHYA2 QP JAN12

... resultant horizontal force is 155 kN, calculate the horizontal acceleration of the aircraft answer = m s–2 (2 marks) (b) (ii) State and explain one characteristic of the aircraft that limits ... and rider when at B Give your answer to an appropriate number of significant figures answer = J (2 marks) (04) WMP /Jan12 /PHYA2 Do not write outside the box (a) (iii) Calculate the gravitational ... J (2 marks) (f) A certain material has a Young modulus greater than copper and undergoes brittle fracture at a stress of 176 MPa On Figure draw a line showing the possible variation of stress...

16
365
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Vật lý A level:AQA PHYA2 QP JUN12

... in a distance of 35 m (b) (i) Calculate her average acceleration over this distance answer = .m s–2 (2 marks) (b) (ii) Calculate the resultant force necessary to produce this acceleration answer ... in Figure Figure parallel 15 N series 15 N A load of 15 N is attached to each arrangement (b) (i) Calculate the extension for the parallel arrangement when the load is midway between the lower ... box Answer all questions in the spaces provided (a) (i) State two vector quantities vector quantity vector quantity (a) (ii) State two scalar quantities scalar quantity...