Standing waves are one of those topics that lots of ... separated on the strip line by a distance proportional to the wavelength. For me personally, this was a real eye-opener.

The rig uses a 60W ultrasonic transducer, operating at approximately 40 KHz, to generate a standing wave in combination ... These areas correspond to the wavelength of the emission from the ...

The film explores the properties of sound waves in air, demonstrating that sound travels at approximately 1,100 feet per second and reflects similarly to light. Through experiments using echoes, beams ...