Physics
Physics, 08.11.2019 04:31, amiramoonbeam

Sam is conducting an experiment in a closed room. he places two sound-generating instruments, a and b, in different places in the room. both instruments generate sound waves of the same amplitude and at the same time. sam is holding a recording device that records a louder sound from instrument a than from instrument b. what could have caused this mismatch in loudness?

instrument a is placed closer to sam than instrument b.
instrument b is placed closer to sam than instrument a.
the sound wave generated by instrument a has a higher pitch.
the sound wave generated by instrument b has a higher pitch.
the sound wave generated by instrument b has a higher wavelength.

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