Preview only show first 10 pages with watermark. For full document please download

Halliday 2 Cap 18 - P18 054

Inserir Descrição

   EMBED

  • Rating

  • Date

    December 2018

  • Size

    62.2KB

  • Views

    746

  • Categories

    chap18

Share

Transcript

54. As a result of the Doppler effect, the frequency of the reflected sound as heard by the bat is     v + ubat v + v/40  fr = f = 41000 Hz . = (39000 Hz) v − ubat v − v/40