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Question | Answer |
---|---|

Distance (vi, vf, t) | ½(vi+vf)t |

Velocity (vi, a, t) | vi+at |

Distance (vi, t, a) | vi*t+½at^2 |

Distance (vf, t, a) | vf*t-½at^2 |

Velocity (vi, a, d) | sqrt(vi^2+2ad) |

sin(30°) or cos(60°) | .5 |

sin(45°) or cos(45°) | .7 |

sin(60°) or cos(30°) | .85 |

Force of Gravity | GMm/r^2 |

Centripetal Force | mv^2/r |

Power | W/t=F*d/t=F*v |

Momentum | mv (Pi=Pf) |

Gauge Pressure | dρg |

Force of Buoyancy | ρVg |

Bernoulli's Equation | P+½ρv^2+ρgh = P+½ρv^2+ρgh |

sqrt(2) | 1.4 |

sqrt(3) | 1.7 |

Electric Force | kQq/r^2 |

k | 9E9 []=N*m^2/^2 |

Electric Field | kQ/r^2 []=N/C=V/m |

Electric Potential | kQ/r []=J/C=V |

Charge of Capacitor | VC |

Potential Energy of Capacitor | ½QV |

Magnetic Force | qvB |

Work Done by Magnetic Force | 0 |

Frequency of Spring | (1/2π)sqrt(k/m) |

Frequency of Pendulum | (1/2π)sqrt(g/L) |

Force of Spring | -kx |

Potential Energy of Spring | ½kx^2 |

Electric Field of Capacitor | V/d |

Kinetic Energy | ½mv^2 |

Work | F*d |

Frictional Force | µ*F(N) |

Impulse | F*t |

Stress | F/A |

Strain | ΔL/L |

Change in Length | FL/EA |

Centripetal Acceleration | v^2/r |

Net Force | ma |

Elementary Electric Charge | 1.6E-19 |

Density of Water | 1000kg/m^3 = 1g/cm^3 |

Speed of Light | 3E8 |

Current (Q, t) | Q/t |

Voltage (I, R) | IV |

Resistivity (ρ, L, A) | ρL/A |

Power in Circuit | IV = I^2R = V^2/R |

RMS (MAX) | MAX/sqrt(2) |

MAX (RMS) | RMS*sqrt(2) |

Increase of 10 dB | (Initial Intensity) * 10 |

Harmonic Frequency of Standing Wave With Two Fixed Ends | (n/2L)v (n = 1, 2, 3, ...) |

Harmonic Frequency of Standing Wave With One Fixed End | (n/4L)v (n = 1, 3, 5, ...) |

Alpha Decay (α) | ΔA = -4, ΔZ = -2 |

Beta Decay (β-) | ΔA = 0, ΔZ = +1 |

Beta Decay (β+) | ΔA = 0, ΔZ = -1 |

Molality | moles of solute/kg of solvent |

Doppler Effect | fd = fs(v±vd)/(v±vs) |

Intensity | P/A []=W/m^2 |

Photon Energy | E=hf=hc/λ |

Magnification | -i/o |

Mirror (and Lens) Equation | (1/o)+(1/i)=(1/f) |

Lens Power | P=1/f |

Index of Refraction | n=c/v |

Volume of One Mole of Ideal Gas at STP | 22.4L |

Visible Spectrum | Red λ=700nm - Violet λ=400nm |

STP | P = 100 kPa, T = 273 K |

Hearing Threshold | 10E-12 W/m^2 |

Lens Power | 1/focal length |

Focal Length | R/2 |

Created by:
mfeigley
on 2010-07-17

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