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75 Cards in this Set
- Front
- Back
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Speed
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distance/time
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Velocity
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displacement/time
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vat
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final velocity = initial velocity + acceleration x time
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vax
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final velocity^2 = initial velocity^2 + 2accelration x displacement
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tax
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displacement = initial velocity x time + (1/2) x acceleration x time^2
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centripetal acceleration
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ac = velocity^2/radius
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centripetal force
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Fc = (mass x velocity^2)/radius
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law of gravitation
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F = (Gravitation Force x Mass1 x Mass2)/distance^2
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Newton's 2nd Law
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Force = mass x acceleration
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kinetic friction
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kinetic friction = friction coefficient(k) x normal force
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static friction
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static friction = friction coefficient(s) x normal force
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torque
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torque = radius x force
torque = force x length x sin(angle) |
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Hooke's Law
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Force = -spring constant(k) x displacement
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Kinetic Energy
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KE = (1/2) x mass x velocity^2
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Gravitational Potential Energy
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PE = mass x gravity x height
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Power
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Power = work/ time
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Work
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Work = force x displacement
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Momentum
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momentum = mass x velocity
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Conservation of momentum
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m1v1i + m2v2i = m1v1f + m2v2f
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Heat Energy
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Heat Energy = mass x heat capacity x dTemperature
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Latent Heat
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Latent Heat = Heat Energy/ mass
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First Law of Thermodynamics
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dInternal Energy = Heat Flow - Work
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Gibbs Free Energy
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dGibbs Energy = dEnthalpy - Temperature x dEntropy
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Density
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density = mass/volume
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Specific Gravity
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s.g. = density of the substance/ density of water
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Buoyant Force
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buoyant force = density x volume x gravity
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Pressure
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pressure = force / area
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Osmotic Pressure
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osmotic pressure (pi) = molarity(M) x 0.0821(R) x temperature
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Total Pressure on Fluid
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Total Pressure = Atmospheric Pressure + Gauge Pressure
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Fluid Gauge Pressure
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Pressure Fluid = density x gravity x height
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Continuity Equation
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volumetric flow(Q) = area1 x velocity1 = area2 x velocty2
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Bernoulli's Equation
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Pressure + (1/2) density x velocity^2 + density x gravity x height = constant
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Graham's Law
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(rate A/ rate B) = square root(MMB/MMA)
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Thermal Expansion
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dLength = alphaLength x dTemperature
dVolume = betaVolume x dTemperature |
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Electrostatic Force
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Electrostatic Force = (Coulomb Constant(8.99) x charge1 x charge2)/ distance^2
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Electric Field
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Electric Field = Force / charge
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Electric Field due to Point Charge
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Electric field = (Coulombs Constant (8.99) x charge)/ distance^2
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Electrical Potential
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dElectric Potential = dVoltage x charge
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Electrical Potential of a Point Charge
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Voltage = (Coulombs Constant(8.99) x charge)/ distance
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Capacitance
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capacitance = voltage/ charge
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Energy stored by capacitor
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U = (1/2) capacitance x voltage^2
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Magnetic Field around a Wire
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Magnetic Field(B) = (magnetic constant x current(I))/ (2 x pi x distance)
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Magnetic Force
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Magnetic Force = charge x velocity x magnetic field
Magnetic Force = current x length x magnetic field |
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Magnetic Field @ center of wire loop
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Magnetic Field = (constant x current)/ (2 x radius)
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Electrical Power
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Electrical Power = current x voltage
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Ohm's Law
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Voltage = current x resistance
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Current
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current = dcharge/ dtime
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Capacitors in Series
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1/Cs = (1/C1) + (1/C2) + ...
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Capacitors in Parallel
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Cp = C1 + C2 + ...
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Resistors in Series
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R eff = R1 + R2...
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Resistors in Parallel
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1/RP = (1/R1) + (1/r2) + ...
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Wave Frequency, Period
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frequency = 1/Period
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Spring Angular Frequency
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Spring Angular Frequency = 2 x (pi) x frequency = square root(spring constant/mass)
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Pendulum Angular Frequency
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Pendulum Angular Frequency = 2 x (pi) x frequency = square root(gravity /length)
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Wave Speed
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Velocity = frequency x wavelength
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Doppler Effect
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change in frequency / frequency source = velocity / speed of light
change in wavelength/ wavelength source = velocity / speed of light |
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Alpha Decay
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A,Z X => 4,2 Y + alpha
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Beta-Minus Decay
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A,Z X => A, Z+1 Y + 0,-1 e
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Beta-Plus Decay
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A,Z X => A, Z-1 Y + 0,+1 e
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Index of Refraction
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Index of Refraction(n) = speed constant / velocity
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Photon Energy
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Photon Energy = planck's constant x frequency = (planck's constant x speed constant)/ wavelength
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Snell's Law
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refractive index1 x sin(angle1) = refractive index2 x sin(angle2)
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Total Internal Reflection
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sin(critical angle) = index refraction1/ index refraction2
index refraction1 < index refraction2 |
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Lensmaker's Equation
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1/ focal length = (1/ distance object) + (1/distance image)
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Magnification
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magnification = distance image/ distance object = height image/ height object
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Ideal Gas Law
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PV = nRT
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Charles Law
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V/T = constant
V1/T1 = V2/T2 |
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Boyle's Law
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PV = constant
P1V1 = P2V2 |
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Avogadro's Law
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n1/V1 = n2/V2
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pH
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pH = -log(H+)
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Dilution
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M1V1 =M2V2
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Van der Waals equation
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(P + ((n^2)a)/V^2) (V - nb) = nRT
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Electromotive Force
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EMF = Energy(red.) + Energy(ox.)
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Electromotive Force in the Cell
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EMF = Energy(cat.) - Energy(ano.)
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Hardy-Weinberg Equation
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p + q = 1
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