(ebook) Mathematics - Math And Physics Formulas

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

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Unformatted text preview: FORMULA SHEET (updated Apr.23/97) s = d/t Vf2 = Vo2+2aD R = √Fy2+Fx2 ΣF = ma (w = mg) θrad =s/r d→r = π/180 P = ρgh FB = wa-ww aav = Vav = V DEREK PAYNE D = Df-Do Vins(tan) = D /t /t D = Vot+1/2at2 Vf = Vo+at Fx = Fcosθ Ff = µsN Vav = Vf+Vo 2 /t D tanθ = Fy Fx Ff = µkN Fy = Fsinθ τ = Fl V = rω ar = V2/r = (rω)2/r = rω2 r→d = 180/π PT = ρgh+Pa Pt = Pg+Patm rpm→rad/min = 2π/1 rev ρ = m/V W = Fd PE = mg h Q = cm T KE = 1/2mV2 (J) FB = ρgV (V = A h) Pa = F/A(N/m2) KE+ PE+ W+ Q+ V+ ME = 0 Rser = R1+R2 1 = 1+1 V = IR (V)(Ω) = (W) (A)(Ω) = (V) Rpar R1R2 __________________________________________________________________________________________ a /sinA = b/sinB = c/sinC b2 = a2+c2-ac cosB c2 = a2+b2-ab cosC A = lw A = πr2 A = s2 Atri = 1/2bh Atrap = h/2(B+b) Acyl = 2πr2+2πrh a2 = b2+c2-bc cosA Prec = 2(l+w) Pcir = 2πr Psq = 4s V = lwh Vsph = 4/3πr3 Vcube = s3 Vpyr = 1/3Bh Vcone = 1/3πr2h V = πr2h Vprism = Bh y = mx+b (m≠0) LA = 2(lh+lw+wh) A = 4πr2 LA = 1/2ps LA = πrs x = -b±√b2-4ac 2a y = ax2+bx+c (a≠0) m= y / x ...
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