Transcription of Mark Scheme (Results) Summer 2008 - Edexcel
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Mark Scheme (Results) Summer 2008 - Edexcel
Mark Scheme (Results). Summer 2008. GCE. GCE Mathematics (6677/01). June 2008. 6677 Mechanics M1. Final Mark Scheme Question Scheme Marks Number 1. (a) I = mv 3 = v M1 A1. v = ms 1 ( ) A1 (3). (b) v 5. LM = + 5 M1 A1. 0 = v = 0 cso A1 (3). [6]. 2. (a) v 2 = u 2 + 2as = u 2 + 2 10 M1 A1. Leading to u = A1 (3). (b) v = u + at = + M1 A1 6. T =2 (s) DM1 A1 (4). 7. Alternatives for (b) [7]. u+v + s=( )T 10 = ( )T. 2 2. M1A1 20 DM1A1 (4). =T. 7. OR s = ut + 12 at 2 10 = 2 M1 A1 6 5 . Leading to T = 2 , Rejecting negative DM1 A1 (4). 7 7 . (b) can be done independently of (a). s = vt 12 at 2 10 = + 2 M1 A1. 6 5. Leading to T = 2 , DM1. 7 7. 5. For final A1, second solution has to be rejected. leads to a negative u. A1 (4). 7. Question Scheme Marks Number 8. 3. (a) tan = M1. 6. 53 A1 (2). (b) (. F = 6i + 8j ) (= + ) M1. (. F = 2 + 2 = 4 ) M1 A1 (3). The method marks can be gained in either order.
Aug 07, 2008 · ×3=4 B1 ft on a N2L (for system or either particle) −5µg =5a or equivalent M1 a =−µg v =u +at ⇒ 0 =4−µgt DM1 Leading to t = 6 7 ()s accept 0.86, 0.857 A1 (4) [15] Title: Microsoft Word - 6677_01_msc_20080521.doc Author: yilmaz_c Created Date: …
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