Sound

This topic covers concepts, such as, Speed of Sound Waves, Newton's Formula for Speed of Sound Waves in Gases, Humidity and Speed of Sound Wave & Variation of Speed of Sound With Density of Air etc.

This topic covers concepts, such as, Displacement Equation of Sound Wave, Pressure Equation of Sound Wave, Intensity of Sound Waves, Decibel Scale of Sound Waves & Decibel Level of Some Common Sound etc.

This topic covers concepts, such as, Pitch, Timbre or Sound Quality, Loudness & Threshold of Hearing etc.

This topic covers concepts, such as, Condition for Constructive Interference, Condition for Destructive Interference, Interference of Sound Waves, Equation of Resultant Sound Wave after Interference & Quincke's Tube etc.

This topic covers concepts, such as, Beats in Waves, Resultant Beat Equation, Beat Frequency & Application of Beats etc.

This topic covers concepts, such as, Open Organ Pipe, Fundamental Frequency of Open Organ Pipe, Harmonics and Overtones in Closed Organ Pipe & Organ Pipes etc.

This topic covers concepts, such as, Doppler's Effect in Sound, Source Moving Away from Stationary Observer in Doppler Effect, Doppler Effect when Source & Observer and Medium are in Motion etc.