formula_sheet_hw1

formula_sheet_hw1 - v r = r & r e r + r θ...

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v = ds dt a = dv dt = 2 2 d s dt v dv = a ds v r = dr dt r a r = dv dt r = 2 2 d r dt r v = v 0 + a c t s = s 0 + v 0 t + 1 2 a c t 2 v 2 = v 0 2 + 2a c (s – s 0 ) v r = v t e r ; v = ρ β a r = a t t e r + a n n e r a t = v = s a n = v β = ρ β 2 = 2 v ρ t e r = β n e r 3 2 2 2 2 dy 1 dx d y dx + ρ = r r = r r e r
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Unformatted text preview: v r = r & r e r + r θ & e θ r a r = ( r &&- r θ & 2 ) r e r + ( r θ && + 2 r & θ & ) e θ r r e r & = θ & e θ r e θ r & = -θ & r e r...
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