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Wednesday, 20 December 2017

A wavelength of 0.3 m is produced in air and it travels at a speed of 300 mps. Then it will be an Infrasonic wave

A wavelength of 0.3 m is produced in air and it travels at a speed of 300 mps. Then it will be an
Infrasonic wave 

Audible wave 
Ultrasonic wave  

Microwave

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