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A sonar signal of frequency 1.0 x 106 Hz has a wavelength of 1.5mm in water. What is its period in air?

2007-02-14 17:49:00 · 1 answers · asked by blah 3 in Science & Mathematics ➔ Physics

oh sorry!

*** Frequency is 1.0 x 10^6

NOT 1.0 x 106

=]

2007-02-14 18:18:53 · update #1

1 answers

you even do not need the wavelength

the perion is the inverse of frequency


So period = 1/10^6 = 10^-6 s

2007-02-14 17:55:25 · answer #1 · answered by maussy 7 · 0⤊ 0⤋

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