Ultrasound
 

Ultrasound problem 7


A student investigates sound waves from a loudspeaker. The frequency of the sound wave is . The student has normal hearing but she cannot hear the sound. What should she do if she wants to hear a sound from the loudspeaker?


  • decrease the amplitude

  • decrease the frequency

  • increase the amplitude

  • increase the frequency


 

main author and content editor: Daniel Owoyomi