Edexcel GCE Mechanics M2 (6678) - Alevelorg
GCEEdexcel GCEMechanics M2 (6678)Summer 2005Mechanics M2 (6678)Edexcel GCEMark Scheme (Results)
June 20056678 Mechanics M2Mark SchemeQuestionNumberScheme1 (a)Driving force MarksPvB121000 600 v 35 m s–1vM1 A1(3)P1 600 1200.g.v14(b)M1 A1( 1440 N)2100021000 1440 v 14.6 or 15 m s–1v1440M1 A1(4)2 (a)B4xC5A4(x 3)DM(AB): 7 3.5 5 5.5 4 2 20 x 20 x 24.5 27.5 8 60 x 3 cmM1 A2,1,0depM1 A1(5)(b)X3.5kMM(XY):M (3.5 3) kM 3.5 k 17 .MM1 A1 A1(3)Y6678 MechanicsJune 2005 Advanced Subsidiary/Advanced Level in GCE Mathematics
v (18 – 12t2)i 2ctj3 (a)t 32M1 A1 A1: v –9i 3cjM1 v 15 92 (3c)2 152M1 (3c)2 144 c 4A1(6)(b)t 32 :a – 24ti 8jM1a –36i 8jM1A1 (3)4 (a) 12.6t x12.60.1B10.1 4.9 t2xB1x2 0 .1 4 .9 12.6 2M1 x 1.8 mA1(4)(b) u cos α .t 2.5u u sin α .t )α12gt2M1 A1M1 A12.524t 2.52572.5.25u. 4.9.2524u4.9 2.5 25 22u 7 24 u 6.75 or 6.8 m s–1u.M1 A1(6)6678 MechanicsJune 2005 Advanced Subsidiary/Advanced Level in GCE Mathematics
5 (a)2u2u3m2mv2u6mu 4mu 3mv 4mu v 23 u2u v e.4u 4eu 83 u e 23 .CLM:NLI:M1 A1A1M1 A1M1 A1(7)(b)2u02m5mxy5my 2mx 4muy x 53 .2u 65 uM1 A1A1x 72 uSolve:2u7M1 A1〈 23 u so B does not overtake AM1So no more collisionsA1 cso(7)6 (a)YX0.5PM(A):P 0.5 sin 60 30 g 1.5M1 A2P 90 g.A130g 1020 N (1000N)(4)M1 A1X P cos 60 P (b)2312( 509 N (510N) )Y P cos 30 30 g M1 A1( Y –588 N)resultant ( X Y ) (509 2 588 2 ) 778 N2M1 A12or 780N(6)(c) In equilibrium all forces act through a pointM1P and weight meet at mid-point;hence reaction also acts through mid-point so reaction horizontal A1 cso(2)OR M(mid-point): Y x 1.5 0 Y 0Hence reaction is horizontal6678 MechanicsJune 2005 Advanced Subsidiary/Advanced Level in GCE MathematicsM1A1
7 (a) PE lost 3 g 8 sin 30 3 g 8 0.5 117.6 J 118Jor 120J(b)KE gained Work-energy:(c)12M1 A1(2) 3 5 2 37.5 JF 8 117.6 37.5 80.1 F 10.0125 10 NM1 A1M1 A1 A1 (5)R 3g cos 30 ( 25.46 N)10 0.393 or 0.39F µR µ 25.46B1M1 A1(3)(d)Work done by friction 80.1 as beforeWork-energy: 12 3 v 2 12 3 2 2 117.6 80.1 v 5.39 or 5.4 m s–16678 MechanicsJune 2005 Advanced Subsidiary/Advanced Level in GCE MathematicsM1M1 A2,1,0 A1(5)
6678 MechanicsJune 2005 Advanced Subsidiary/Advanced Level in GCE Mathematics
Jun 08, 2019 · Edexcel GCE Mechanics M2 (6678) 6678 Mechanics June 2005 Advanced Subsidiary/Advanced Level in GCE Mathematics June 2005 6678 Mechanics M2 Mark Scheme Question Number Scheme Marks 1 (a) Driving force v P B1 –1600 35 21000 v v m s M1 A1 (3) (b) 14 1
Edexcel GCE Mechanics M2 (6678) 6678 Mechanics June 2005 Advanced Subsidiary/Advanced Level in GCE Mathematics June 2005 6678 Mechanics M2 Mark Scheme Question Number Scheme Marks 1 (a) Driving force v P B1 –1600 35 21000 v v m s M1 A1 (3) (b) 14 1 g600 1200
Aug 07, 2008 · Mechanics 2 M2 (6678) June 2008 Edexcel GCE Mathematics. General Marking Guidance All candidates must receive the same treatment. Examiners must mark the first candidate in exactly the same way as they mark the last. Mark schemes should be appl
Paper Reference(s) 6678/01 . Edexcel GCE . Mechanics M2 . Gold Level G2 . Time: 1 hour 30 minutes . Materials required for examination . Items included with question papers Mathematical Formulae (Pink) Nil . Candidates may use any calculator allowed by t
Edexcel GCE Mechanics M1 (6677) Mark Scheme (Results) Edexcel GCE Mechanics M1 (6677) June 2005 6677 Mechanics M1 Mark Scheme Question Number Scheme Marks 1 (a) ‘v u at’: 74 2
Edexcel GCE Mechanics M1 (6677) Mark Scheme (Results) Edexcel GCE Mechanics M1 (6677) June 2005 6677 Mechanics M1 Mark Scheme Question Number Scheme Marks 1 (a) ‘v u at’: 74 2
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Hacker/Sommers, A Writer’s Reference, 7th ed. (Boston: Bedford, 2011) Slide 2 of 11 Sample MLA Research Paper Summary and long quotation are each introduced with a signal phrase naming the author. Long quotation is set off from the text; quotation marks are omitted. Page number is given in parentheses after the final period. Marginal annotations indicate MLA-style formatting and effective .
