University:
Missouri State University
Course:
PHY 203 | Foundations of Physics I
Academic year:

2022
Views:

84

Pages:

1
Author:

Olive Estrada

Physics Formulas g = 9.8 m/s2 Constants 1 C = 6.25 x 1018 electrons vlight = 3.00 x 108 m/s Basic Motion Definitions x = xf – xi vavg = x / t Savg = d / t a = v /t Motion with Constant Acceleration x = vit + ½ at2 vf = vi + at x = ½ (vf + vi) t vf2 = vi2 + a(x) Forces and Newton’s Laws F = ma Fg = mg Fƒs < μsFN Fƒk = μkFN Circular Motion S = d /t Work & Energy KE = ½ mv2 PE = mgh W = F(r) cos  PEi + KEi + Wext = PEf + KEf Pavg = W/t Electric Circuits OHMS’ LAW: V = IR Wave Motion S = f or S = 2r/T ac = S2 r  Fc = mac = mS2/r f = 1/T or T = 1/f Rtotal = Requivalent SERIES I total = I 1 = I 2 = I 3 PARALLEL I total = I 1 + I2 + I 3 R total = 1/(1/R1 + 1/R2 + 1/R3) R total = R 1 + R2 + R 3 V total = V 1 + V 2 + V 3 POWER P = IV = I2R = V2 R Lenses & Mirrors 1 = 1 + 1 f do di V total = V 1 = V 2 = V 3 P=E/t hi = – di ho do