v acceleration a s t Rise changein velocity v v f vi Run time taken t t at v f vi vf = vi + at x = vf t ½ a t2 x = vi t + ½ a t2 t v f vi a ENDY1.4 – Motion: Constant Accelertion vf 2 = vi 2 + 2ax x = ½ (vi + vf) t 20 3 21.3s 0.8 Page 1 of 3 June 2012 x v f 2 vi 2 2a 202 32 244.4m 2 0.8 ½ x vit 0.5 9.8 t 2 50 0 0.5 9.8 t 2 t 3.2s v f vi at 0 9.8 3.2 v f 31ms 1 0 302 2 9.8 x x 46m ENDY1.4 – Motion: Constant Accelertion Page 2 of 3 June 2012 ENDY1.4 – Motion: Constant Accelertion Page 3 of 3 June 2012
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