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module PhysicsPlus # This class quantums formulas class Quantums def self.photon_energy(frequency) raise 'frequency must be greater than zero' if frequency <= 0 Constants::Planck_constant * frequency.to_f end def self.photon_momentum(frequency) raise 'frequency must be greater than zero' if frequency <= 0 Constants::Planck_constant * frequency.to_f / Constants::C end def self.einstein_equation_photoelectric_effect(work_function, speed) raise 'work function must be greater than zero' if work_function <= 0 work_function + (Constants::Electron_mass * speed ** 2)/2.to_f end def self.work_function(frequency_min) Constants::Planck_constant * frequency_min.abs end def self.de_Broglie_wavelength(massa, speed) Constants::Planck_constant/(massa.abs * speed.abs) end def self.law_of_radioactive_decay(n0, t, half_life) n0.to_f * 2 ** (-1 * ( t / half_life.to_f) ) end def self.equivalence_of_mass_and_energy(massa) massa * (Constants::C ** 2) end end end
Version data entries
1 entries across 1 versions & 1 rubygems
Version | Path |
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physics_plus-0.0.7 | lib/physics_plus/quantums.rb |