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(ebook) Mathematics - Math And Physics Formulas

(ebook) Mathematics - Math And Physics Formulas - FORMULA...

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FORMULA SHEET (updated Apr.23/97) DEREK PAYNE s = d / t a av = V V / t D = V o t+ 1 / 2 at 2 V D = D f -D o V av = V f +V o 2 V f 2 = V o 2 +2aD V av = V D / t V f = V o +at V ins(tan) = V D / t R = F y 2 +F x 2 tan θ = F y Fx = Fcos θ Fy = Fsin θ F x Σ F = ma (w = mg) Ff = µ k N Ff = µ s N τ = Fl θ rad = s / r a r = V 2 /r = (r ω ) 2 /r = r ω 2 V = r ω d r = π /180 r d = 180/ π rpm rad/min = 2 π /1 rev P = ρ gh P T = ρ gh+P a ρ = m / V F B = ρ gV Pa = F / A ( N / m2 ) (V = A V h) F B = w a -w w P t = P g +P atm W = Fd V KE+ V PE+ V W+ V Q+ V V+ V ME = 0 PE = mg V h Q = cm V T KE = 1 / 2 mV 2 (J) R ser = R 1 +R 2 1 = 1+1 V = IR (V)( ) = (W) (A)( ) = (V) R par R 1 R 2 __________________________________________________________________________________________ a /sinA = b /sinB = c /sinC a 2 = b
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