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AP Physics 1/2 Rev 4

This is the fourth set of equations for the AP Physics B exam. Waves, Optics, Atomics and Nuclear Physics
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velocity of a wave
v=ƒλ
index of refraction
n=c/v
Snell's Law
n₁sinθ₁=n₂sinθ₂
Critical Angle
sinθ=n₂/n₁
Lens-Mirror Equation
1/s∨o+1/s∨i=1/ƒ
Magnification of an image
M=h∨i/h∨o=-(s∨i/s∨o)
Focal point of a mirror
ƒ=R/2
Seperation between bands of thin slit interference
dsinθ=mλ
Location of bands in thin slit interference
x∨m≈(mλL)/d
Energy gained from photoelectric effect
E=hƒ=pc
Maximum KE of a particle released in nuclear fission
Kmax=hƒ-Φ
Wavelength of light to release a electron
λ=h/p
Energy released from the conversion of mass
E=(Δm)c²