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Interference; Sound

Announcements

Interference

• Two-D interference
• Sample Problem
• Beats
• Standing Waves
• Standing Waves

Standing Waves on Strings and in Tubes

• A string fixed at both ends
• A tube open at both ends
• A tube open at one end

Musical Instruments

• Sample Problem
• The Musical Scale
• String Instruments
• Wind Instruments

Sound

• Sound waves
• The speed of sound
• Range of human hearing
• Displacement vs. Pressure
• Intensity of sound
• The decibel scale