Phys Test1 Formula Sheet

Phys Test1 Formula Sheet - Phys 2305, Formulae Sheet for...

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Phys 2305, Formulae Sheet for Test 1 1 A · B = AB cos θ ,c 2 = a 2 + b 2 2 ab cos θ KINEMATICS v av = x t ,x 1 x 0 = v 0 + v 1 2 t, x = x 0 + v 0 t + 1 2 at 2 ,v = v 0 + at v 2 = v 2 0 +2 as Projectiles r ( t )= r 0 + v 0 t + 1 2 a t 2 x = x 0 + v 0 x t, y = y 0 + v 0 y t 1 2 gt 2 v 0 x = v 0 cos α 0 y = v 0 sin α ,h max = ( v 0 sin α ) 2 2 g , Range = v 2 0 sin 2 α g y y 0 = v 0 y v 0 x ( x x 0 ) g 2 v 2 0 x ( x x 0 ) 2 Circular motion a = a q + a , dv dt = a tan = a q ,a rad = a = v 2 R = 2 π R T DYNAMICS w = m g ,g = 9 . 8 m/s 2 ,f s μ s n, f k = μ k n ( n =norma lforce) , F ( v terminal )=0 Work and power W = F · s , W = Z P 1 to P 2 F · d s = Z P 1 to P 2 F · d l = Z P 2 P 1 F cos θ ds W by spring = 1 2 kx 2 1 1 2 2 2 ,W by gravity
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