Waves

Contents:

• Acoustic Waves (Waves)
  • Intensity of sound wave is rate of energy transfer over area
    • intensity
    • power
    • area
    • law
  • Intensity of sound wave via displacement amplitude
    • wave_intensity
    • medium_density
    • phase_speed
    • angular_frequency
    • displacement_amplitude
    • law
  • Isentropic speed of sound via pressure derivative
    • speed_of_sound
    • density
    • entropy
    • pressure
    • law
  • Pressure amplitude in sound wave
    • pressure_amplitude
    • speed_of_sound
    • medium_density
    • angular_frequency
    • displacement_amplitude
    • law
  • Sound level in decibels
    • sound_level
    • intensity
    • reference_sound_level
    • reference_intensity
    • law
  • Speed of sound in ideal gas
    • speed_of_sound
    • temperature
    • heat_capacity_ratio
    • molar_mass
    • law
• Doppler Effect (Waves)
  • Frequency shift from speed in arbitrary motion
    • observed_frequency
    • source_frequency
    • wave_speed
    • source_speed
    • observer_speed
    • source_angle
    • observer_angle
    • law
  • Frequency shift from speed in collinear motion
    • observed_frequency
    • source_frequency
    • wave_speed
    • source_speed
    • observer_speed
    • law
• Standing Waves
  • Displacement in standing wave
    • total_displacement
    • amplitude
    • angular_wavenumber
    • position
    • angular_frequency
    • time
    • law
  • Position of antinodes in standing wave
    • antinode_position
    • integer_factor
    • wavelength
    • law
  • Position of nodes in standing wave
    • node_position
    • integer_factor
    • wavelength
    • law
• Stretched String (Waves)
  • Average power of sinusoidal wave on stretched string
    • wave_average_power
    • string_linear_density
    • phase_speed
    • wave_angular_frequency
    • wave_amplitude
    • law
  • Phase speed of wave on stretched string
    • phase_speed
    • tension
    • linear_density
    • law
  • Resonant frequencies of stretched string with fixed ends
    • resonant_frequency
    • harmonic_number
    • phase_velocity
    • string_length
    • law
  • Wavelength of standing wave in string with fixed ends
    • integer_factor
    • wavelength
    • string_length
    • law
• Wave Interference (Waves)
  • Displacement in interfering waves
    • total_displacement
    • amplitude
    • phase_shift
    • angular_wavenumber
    • angular_frequency
    • position
    • time
    • law
  • Fully constructive interference condition
    • phase_shift
    • integer_factor
    • law
  • Fully destructive interference condition
    • phase_shift
    • integer_factor
    • law
• Wave Propagation (Waves)
  • Group velocity from dispersion relation
    • angular_wavenumber
    • group_velocity
    • angular_frequency
    • law
  • Phase of traveling wave
    • wave_phase
    • angular_wavenumber
    • position
    • angular_frequency
    • time
    • law
  • Phase shift between two points
    • phase_shift
    • distance
    • wavelength
    • law
  • Phase speed from angular frequency and wavenumber
    • phase_speed
    • angular_frequency
    • angular_wavenumber
    • law
  • Phase velocity from angular velocity and wavevector
    • phase_velocity
    • angular_frequency
    • angular_wavevector
    • phase_velocity_law_
    • angular_wavevector_law
  • Wavelength from phase speed and period
    • wavelength
    • phase_velocity
    • period
    • law
• Angular wavenumber is inverse wavelength
  • angular_wavenumber
  • wavelength
  • law
• Radiant exitance is radiant flux emitted per unit area
  • radiant_exitance
  • area
  • radiant_flux
  • law
• Radiation intensity from energy, area, and time
  • intensity
  • energy
  • area
  • time
  • law
• General solution to wave equation in one dimension
  • displacement
  • wave_phase
  • solution
  • law
• Wave equation in one dimension
  • position
  • time
  • displacement
  • phase_speed
  • law